Sari Kovats

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This study looked at how anthrax toxins affect the severity of infection in baboons. Researchers found that baboons exposed to the toxic strain of anthrax experienced more severe health issues, including longer-lasting bacterial presence and worse blood clotting problems, compared to those exposed to a non-toxic strain. Specifically, the toxic strain was linked to increased activation of immune responses and significant organ damage, indicating that the toxins significantly worsen the disease, not just the bacteria itself. Who this helps: This research helps doctors understand anthrax-related illnesses better and could improve treatment strategies for patients with severe infections.

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This study looked at how extreme heat affects pregnant women and newborns in Burkina Faso, focusing on their use of health services and the quality of care provided. Researchers interviewed 40 women and held discussions with community members, finding that extreme heat made women less likely to seek help from health centers. Specifically, many women chose their delivery locations based on whether these facilities had cooling systems, as those without proper cooling were perceived to offer lower quality care. Who this helps: This research benefits pregnant women and healthcare providers in hot climates.

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This study looked at how severe weather events, like floods and cyclones, impact sanitation for people with disabilities in Bangladesh. Researchers found that people with disabilities are about 28% more likely to suffer damage to their sanitation facilities during these disasters compared to those without disabilities. Additionally, wealthier individuals with disabilities were much less likely (88% less) to experience sanitation damage than their poorer counterparts, highlighting a significant disparity. Who this helps: This research helps people with disabilities and their caregivers by emphasizing the need for better sanitation solutions during extreme weather events.

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This study examined how male and female immune cells respond differently during influenza virus infections, focusing on a type of immune cell called ILC2s. The researchers found that female ILC2s are less active during infection than male ILC2s, with females showing reduced cell growth and fewer crucial immune signals. These differences are driven by hormones, specifically androgens, which help maintain ILC2 function in males during the infection. Who this helps: This helps patients by improving our understanding of sex-based differences in immune responses, which could lead to better treatments for both men and women during viral infections.

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This study looked at how daily exercise affects the health of a specific fat pad in the knee joint, known as the infrapatellar fat pad (IFP), in mice. The researchers found that after starting exercise, the IFP experienced a temporary increase in inflammation and changes in its structure, but these effects leveled out after about 14 days of consistent exercise. This matters because it shows that while exercise can initially cause inflammation in joints, long-term exercise supports the overall health and balance of joint tissues. Who this helps: This helps patients with joint-related conditions, such as arthritis.

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This study looked at how male and female immune cells called ILC2s respond during influenza virus infection. Researchers found that female ILC2s were less able to function and produce important immune signals compared to male ILC2s, showing about a 40% decrease in key functions like producing IL-5 and other repair factors. This is important because it suggests that androgens, a type of male hormone, help protect male immune cells during the infection, which could impact how different sexes respond to the flu. Who this helps: This benefits doctors and researchers working on improving flu treatments and understanding immune responses.

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This study investigated two types of immune cells called CD11b+ cDC2s in the lungs of mice during an infection with the influenza virus. Researchers found that both subsets of these immune cells increased significantly in number and were able to activate T cells that fight the virus; notably, one subset grew rapidly and produced important signaling molecules to help coordinate the immune response. This research matters because it reveals how these immune cells work differently when fighting off infections, which could lead to better treatments for influenza and other respiratory viruses. Who this helps: This helps patients by informing developments in vaccines and therapies against viral infections.

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The study looked at how two treatments for autoimmune diseases—B-cell depletion therapy and Interferon-β (IFN-β)—affect infections caused by respiratory viruses, like influenza A, in mice. It found that B-cell depletion worsens infection, leading to more severe symptoms and higher levels of the virus. However, when IFN-β was given alongside B-cell depletion therapy, it reduced the virus's impact, improving recovery and limiting inflammation. This matters because it suggests that IFN-β could help patients with autoimmune diseases who are at risk of severe viral infections. Who this helps: Patients with autoimmune diseases, especially those prone to respiratory infections.

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This study focused on how to protect pregnant women and newborns from the harmful effects of extreme heat in Kilifi, Kenya. Researchers worked with community members to create a program that included storytelling videos and group discussions, resulting in pregnant and postpartum women better understanding the risks of heat. They also reported improvements in spousal and family support, with 40% of male partners helping more around the house, though some faced stigma for doing so. Who this helps: This benefits pregnant women, new mothers, and their families by promoting health and support during heat waves.

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Researchers in Burkina Faso studied how to reduce the negative effects of extreme heat on pregnant women and newborns. They engaged with community members and health professionals to identify effective strategies, focusing on raising awareness about heat-related risks and encouraging behavior changes. Their efforts included group talks and educational materials in clinics to ensure women receive vital information, which is crucial for improving health outcomes as temperatures rise due to climate change. Who this helps: This helps pregnant women, new mothers, and their babies in Burkina Faso.

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This study looked at how sex differences affect a type of immune cell in the lungs called type 2 innate lymphocytes (ILC2s). Researchers found that the number of these cells and their surface markers were influenced by the biological sex of the environment they were in, not the donor cells. However, the ability of ILC2s to produce a key immune signaling molecule was influenced by the biological sex of the donor; female cells produced more of this molecule under certain conditions, while male cells responded better during viral infections. Who this helps: This research benefits patients with respiratory diseases by improving understanding of immune responses based on sex differences.

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This study looked at how a gene called CYP1B1 affects the immune response in mice exposed to cigarette smoke when they get infected with the influenza virus. The researchers found that mice lacking the CYP1B1 gene survived better after the infection—about 70% of them lived longer compared to regular mice, which had worse outcomes. They also discovered that the knockout mice had a stronger immune response, especially producing a substance called IFN-γ, which helped fight the virus, although simply boosting IFN-γ alone was not enough to ensure their survival. Who this helps: This helps patients who smoke by providing insights into better ways to protect their lungs from respiratory infections like influenza.

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This study looked at how social factors, like age, gender, ethnicity, and living conditions, affect the risk of dying from heat in England. They found that older people, women, ethnic minorities, and those in poorer areas were at a higher risk during hot weather. Specifically, people who drank more alcohol and had higher body weights were also more likely to die from heat, while marital status and frailty didn’t seem to change the risk. Who this helps: This research helps doctors identify vulnerable patients who are more likely to suffer from heat-related health issues.

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This study looked at how flooding from climate change affects different communities in the UK, focusing on health inequalities and measures to manage flood risks. Researchers found that flood risks are not the same for everyone; vulnerable communities face greater impacts, and some solutions like insurance can make these inequalities worse, while community-focused planning can help. This is important because as climate change leads to more flooding, fair and effective responses are necessary to protect everyone's health. Who this helps: This helps coastal residents, especially those in disadvantaged communities.

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This study looked at how to better understand the health risks caused by climate change by gathering insights from experts. Researchers found that a lack of funding and resources is holding back progress in this area, and they highlighted several key needs, such as improving data sharing, strengthening research capabilities, and updating health impact assessments. These improvements are essential to create effective policies that protect public health in the face of climate change. Who this helps: This helps patients and healthcare providers by ensuring better preparedness and response to climate-related health issues.

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This study looked at how climate change affects human health by developing a process for researchers to analyze and report these impacts more effectively. It emphasized collaboration between health and climate experts and outlined steps for assessing how climate change leads to specific health outcomes. By using this guidance, researchers can better quantify the health risks associated with climate change and provide clearer information for decision-makers, which is crucial as climate-related health issues grow. Who this helps: This helps researchers, policymakers, and public health officials who need accurate data to address health impacts related to climate change.

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This study looked into how climate change affects water, sanitation, and hygiene (WASH) services and the specific challenges faced by people with disabilities in low- and middle-income countries. It found that extreme weather harms WASH infrastructure, disproportionately affecting people with disabilities, but only a few studies have directly examined their experiences and coping strategies. Only two studies assessed climate-resilient WASH solutions, specifically rainwater harvesting, and neither focused on disabilities, highlighting a significant gap in understanding and addressing their needs. Who this helps: This helps patients with disabilities, especially in areas vulnerable to climate change.

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This study focused on improving the delivery of messenger RNA (mRNA) for treating solid tumors, which has been challenging due to existing delivery methods. Researchers created a new delivery system called "Aurniosoves" that combines gold nanoparticles with mRNA, finding that this method significantly increased the accumulation of mRNA in tumors and led to more effective treatment outcomes. Specifically, this system enhances the entry of more mRNA into cells and helps it avoid degradation, making mRNA therapies more effective at targeting tumors. Who this helps: This benefits patients with solid tumors who are receiving mRNA therapies.

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This study looked at how heat-related health risks are managed in the Western Cape province of South Africa as temperatures continue to rise due to climate change. Researchers found that even though there are guidelines in place for managing these risks, the response is often disorganized and fragmented. For example, local leaders were not involved in developing the official Heat-Health Action Guidelines, making it hard for them to apply these strategies effectively. This matters because improving coordination and local involvement can better protect communities from the harmful effects of extreme heat. Who this helps: This helps patients and communities vulnerable to heat-related health issues.

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This study focuses on the mental health of farmers and farmworkers in England who are affected by flooding and droughts. Researchers plan to conduct a national online survey and follow-up interviews to understand how these environmental challenges impact mental well-being and to identify effective coping strategies. They aim to gather data over the next two years, ultimately using their findings to create support programs for those in the farming community. Who this helps: This research benefits farmers and farmworkers facing mental health issues due to climate-related stressors.

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Researchers studied how being exposed to extreme heat during pregnancy can increase the risk of stillbirth. They found that out of 20 studies, 19 showed a link between high temperatures and stillbirth, with risks associated with temperatures from just over 12.64°C to above 46.4°C. This matters because as climate change leads to more frequent and severe heat events, it poses a growing threat to pregnant women and their babies’ health. Who this helps: This helps pregnant women and healthcare providers.

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This study looked at how European public health sectors are adjusting to the health challenges posed by climate change. Researchers interviewed 32 decision-makers from various levels of government across 19 countries and found that many reported a lack of resources, such as funding and training, which hampers effective adaptation. They concluded that to better protect public health, it's crucial to increase collaboration between departments and support the necessary training and resources. Who this helps: This helps public health officials and policymakers who are working to safeguard community health against climate-related risks.

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This research looked at how heat impacts health in England and Wales, leading to problems like increased death rates and higher medical costs. The study identified ten key indicators that can help local governments track heat exposure and its effects, as well as measure how well they are adapting to heat-related risks. Implementing these measures could significantly improve public health and reduce preventable health issues linked to extreme heat. Who this helps: This benefits local governments, public health officials, and community planners.

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This research examined how aging affects the ovaries of mice by looking at the changes in individual cells. The study found that the number of immune cells in the ovaries doubled as the mice aged, with a significant increase in a type of immune cell called lymphocytes. Additionally, certain pathways that help with tissue maintenance were less active in older mice, leading to more scarring in the ovaries, which can affect fertility. Who this helps: This information benefits researchers studying female reproductive health and fertility treatments.

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This study looked at how high temperatures impact new mothers and their babies in Kilifi, Kenya. Researchers found that extreme heat, which can reach up to 37°C (98.6°F), directly causes issues like skin injuries in babies and troubles with breastfeeding. This heat also makes it harder for mothers to recover after childbirth, leading to exhaustion and reduced attendance at medical check-ups. Who this helps: This benefits new mothers and their infants in hot rural areas.

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This study looked at how extreme heat affects pregnant women and mothers in Burkina Faso, focusing on their health and daily lives. Researchers found that high temperatures negatively impacted women's physical and mental well-being, making it harder for them to take care of themselves and their newborns, and even affecting their work and family relationships. Many women did not recognize the signs of heat stress and were unaware of its risks, highlighting the need for better health communication and support programs. Who this helps: This helps pregnant women and mothers in Burkina Faso, as well as their families and healthcare providers.

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This study looked at how well South Africa's health policies align with climate change adaptation efforts. Researchers found that while national health policies include some adaptation strategies, there is much less coherence at the provincial level, particularly in the Western Cape, where climate adaptation for health is not discussed thoroughly. It's important because stronger, clearer policies can help health systems better prepare for climate-related issues, ultimately protecting communities. Who this helps: This directly benefits patients and health policymakers in South Africa.

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This research looked at how climate change and air pollution affect the health of pregnant women and newborns. The review found that exposure to heat and air pollution is linked to worse pregnancy outcomes, especially an increase in preterm births. For example, 76% of studies after 2015 consistently show these negative effects, raising concerns that climate change could reverse progress made in maternal and newborn health. Who this helps: This helps pregnant women, newborns, and healthcare professionals who care for them.

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This review studied how extreme weather events, like floods and heatwaves, affect pregnant women in low-income and middle-income countries. It found that these events contribute to problems such as malnutrition, increased stress, and even higher chances of death, highlighting that access to healthcare is severely disrupted. This is important because understanding these effects can help improve support for these vulnerable mothers during crises. Who this helps: Pregnant women in low-income and middle-income countries.

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This study looked at how rising temperatures from climate change affect the endocrine system, which is important for regulating hormones in the body. Researchers found that exposure to high temperatures can harm people's hormone levels and increase the risk of health issues for those with hormone-related diseases. Understanding these effects is important because it can help create interventions for people at higher risk as the climate continues to warm. Who this helps: Patients with endocrine diseases and medical professionals treating them.

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This study looked at how air pollution in the week before childbirth affects the chances of giving birth prematurely in Sweden. Researchers examined 28,216 cases of preterm births and found that for every increase of 10 micrograms per cubic meter of ozone, the odds of a preterm birth increased by 6%. This is important because preterm birth is a leading cause of death for infants, and even in a country with relatively low pollution like Sweden, rising ozone levels due to climate change could worsen this risk. Who this helps: This helps pregnant women and healthcare providers by highlighting the risks associated with air pollution.

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This study looked at how older adults in England feel about health risks related to extreme weather, specifically hot and cold temperatures. It found that less than half of the older adults surveyed believed that weather conditions posed a risk to their health. Those who had higher education, a better income, or owned their homes were less likely to see themselves at risk, but those who recognized that similar-aged peers or those living alone might be vulnerable were more aware of their own risks. Who this helps: This information benefits public health agencies and older adults.

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This study looked at how people in rural Gambia cope with water shortages caused by both weather and local infrastructure challenges. Researchers interviewed 46 residents and found that common coping strategies, like reducing hygiene practices and storing water for long periods, can actually harm health; for instance, not washing hands properly can lead to diseases, while long-term water storage can make water unsafe to drink. Addressing the causes of water insecurity and promoting safe water treatment methods are crucial to improving health in these communities. Who this helps: This benefits families in rural Gambia facing water shortages.

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This study looked at how pregnant and new mothers in Kilifi, Kenya, understand and use weather warnings about extreme heat. Researchers found that these women often lack timely and reliable access to important weather information, with many relying on local sources like community leaders or traditional practices for forecasting. This matters because extreme heat can seriously affect their health and the health of their babies, highlighting the need for better communication and support from health and weather authorities. Who this helps: Pregnant and postpartum women in rural communities.

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This study looked into how certain health conditions affect the risk of dying during heatwaves in England by analyzing data from primary care records. It found that people with conditions like depression (increasing risk by 25%), heart failure, high blood pressure, and other mental or cognitive issues are at a higher risk when temperatures soar. Understanding these factors is crucial for improving health strategies and managing medications during extreme heat, ultimately helping to save lives. Who this helps: This helps patients, particularly those with chronic health conditions.

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This study looked at how a part of gram-positive bacteria, called peptidoglycan (PGN), affects human immune cells known as dendritic cells. The researchers found that PGN stimulated these cells to produce important signaling molecules, IL-23 and IL-1β, which help activate other immune cells, specifically T17 cells, that fight off bacterial infections. Interestingly, some donors' immune cells did not respond as strongly to PGN, indicating that genetic differences among individuals can influence immune responses. Who this helps: This research benefits patients at risk for severe bacterial infections, as it could lead to better understanding and treatment options.

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This study looked at how certain inflammatory proteins can weaken the protective function of a factor called ERG in cells lining blood vessels in the lungs. The researchers found that during inflammation caused by proteins like TNFα, ERG levels in lung cells dropped significantly, leading to increased blood vessel leakiness and potential lung damage. Specifically, TNFα led to a quick loss of ERG in lung cells but not in other organs, making it clear that ERG is crucial for maintaining lung blood vessel stability during infections. Who this helps: This research benefits patients with lung diseases and doctors treating them by providing insights into potential therapeutic targets for inflammation-related lung damage.

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This study looked at how very hot weather during the summer of 2019 affected hospitals in England, focusing on the experiences of healthcare staff. Researchers found that the heat caused major problems, including more patients needing care, discomfort for both staff and patients, and confusion about how to respond to the situation, with staff often feeling overwhelmed by competing priorities. The authors recommend improving training and planning to help healthcare workers better deal with heatwaves in the future. Who this helps: This benefits patients and healthcare workers.

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Researchers studied how a specific high-fat diet, known as a ketogenic diet (KD), affects vision and movement in mice with a condition similar to multiple sclerosis. They found that this diet improved motor skills and vision, reduced inflammation in the optic nerves, and preserved nerve health. The diet showed beneficial effects whether it was started before symptoms appeared or after they began. Who this helps: This research could benefit patients with multiple sclerosis and other autoimmune disorders.

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This study looked at why men and women respond differently to respiratory viruses, like the flu and coronaviruses. Researchers found that sex hormones and genes on the X chromosome influence how our immune cells react to these infections. Understanding these differences can improve treatment and prevention strategies for both sexes, helping us better tackle viral illnesses. Who this helps: This helps patients, healthcare providers, and researchers.

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This research studied the changes that happen in the ovaries of aging mice to better understand why fertility declines as women get older. The scientists found that in older mice, the number of immune cells in the ovaries doubled, and certain stress and fibrosis-related responses increased in ovarian cells. These findings help explain some of the biological reasons behind reduced fertility and other health issues as ovaries age. Who this helps: This benefits patients who are concerned about fertility and the effects of aging on reproductive health.

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This study looked at how inflammatory signals affect the stability of blood vessels in the lungs. Researchers found that a protein called ERG helps keep these blood vessels stable, but when inflammation occurs, ERG is quickly broken down, leading to problems like leakage and organ dysfunction. In their experiments, ERG levels dropped significantly in lung cells after inflammation, but not in other organs, highlighting the lungs' unique vulnerability during infections. Who this helps: This benefits patients with lung-related illnesses, especially during infections like influenza.

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This study examined how blood cells involved in the immune response can change and function in a lab-created model of the human lung. Researchers developed a 3D lung model that showed these blood cells could adapt and behave like lung-resident cells when exposed to respiratory infections. They found that when these cells were stimulated by pathogens, they increased the expression of important markers and produced various immune signals, suggesting they were effectively responding to infection. Who this helps: This helps researchers and doctors who study and treat respiratory infections.

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This study focused on finding ways to reduce the harmful effects of heat exposure on pregnant women, new mothers, and their babies in Kilifi, Kenya. During a two-day workshop with 21 participants, the group identified three key interventions: improving access to water supplies, launching social behavior change campaigns, and providing education, all of which were seen as highly effective and sustainable solutions. These findings are important because they show how community-driven solutions can help protect vulnerable populations from health risks related to climate change. Who this helps: This helps pregnant women, new mothers, and their newborns at risk from heat exposure.

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This study looked at how extreme heat affects pregnant women in rural Kilifi County, Kenya. Researchers found that pregnant women experienced severe exhaustion, dizziness, dehydration, and had concerns about miscarriages and premature births during hot weather. Many women continued with strenuous household tasks despite heat-related challenges and reported feeling unsupported in sharing the burden. Who this helps: This research benefits pregnant women and healthcare providers in hot climates.

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This research looked at how extreme temperatures, both high and low, affect the health of infants aged 0 to 1 year. The analysis included 26 studies, revealing that high temperatures increased the risk of serious issues like infant mortality (9 studies), hospital visits (5 studies), and infectious diseases (5 studies). Lower temperatures also raised the risk of infant mortality and respiratory illnesses, highlighting the urgent need for public health actions to protect infants from temperature extremes. Who this helps: This helps infants and their caregivers by highlighting the health risks associated with temperature changes.

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This study looked at how hot weather affects the feeding practices of infants, particularly in low- and middle-income countries. Researchers found that babies under six months old do not need extra food or fluids, even in hot weather, yet some parents and healthcare providers still recommend giving water. This is important because promoting exclusive breastfeeding during very warm conditions can help improve infant health and survival rates. Who this helps: This benefits infants and their families, as well as healthcare providers.

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This study looked at how high temperatures affect how new mothers in Burkina Faso feed their babies. Researchers found that for each degree Celsius rise in temperature, mothers breastfed their infants about 2.3 minutes less each day, while their time caring for children increased by about 0.6 minutes. During the hottest months, mothers spent around 25 minutes less on breastfeeding compared to cooler months, which could impact infant nutrition. Who this helps: This information benefits new mothers and healthcare providers, helping them better support infant feeding practices during extreme heat.

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This study explored how older adults view the health risks from extreme hot and cold weather. Researchers reviewed 15,554 papers and found 13 that looked specifically at this issue, revealing eight key factors that influence these perceptions, including knowledge about health risks, existing health conditions, and past experiences with weather. Understanding these factors is important because it can help develop better health communication strategies that encourage older adults to adopt protective behaviors during extreme weather events. Who this helps: This helps older adults and their caregivers in managing health risks during extreme weather.