DR. EDWARD S. HOLT, MD

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This study looked at how dental students felt about two methods of making dental impressions: the traditional alginate method and the newer digital scanning technique. Most students (79%) believed that alginate impressions took more time, even though the actual time data showed this wasn't true. Overall, students preferred digital scanning because it was seen as more comfortable for patients and easier to clean up. Who this helps: This benefits dental students and their instructors by helping them understand which techniques they might prefer and why.

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This study looked at how osteoarthritis (OA) is perceived and treated in New Zealand, where it affects about 10% of adults. Researchers found that there are many misconceptions about OA, and care for the condition is often scattered and not given enough attention. They emphasized the need for better education, support, and integrated care that takes into account the diverse needs of different communities, especially for Māori, Pasifika, and those from rural or low-income backgrounds. Who this helps: Patients with osteoarthritis and the healthcare providers who care for them.

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This study looked at how people’s natural sleep and activity patterns, known as chronotype, relate to physical activity and thinking skills in everyday life. Researchers found that early risers (early chronotypes) were more active and performed better on thinking tasks, especially in the morning, compared to late risers (late chronotypes). Specifically, early chronotypes reacted faster and made fewer mistakes. This matters because maintaining physical activity can enhance thinking skills for everyone, no matter their sleep pattern. Who this helps: This helps patients and students, especially those who struggle with attention and focus.

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This study looked at indoor air quality and its effects on people with asthma and chronic obstructive pulmonary disease (COPD) over two weeks. Researchers found that 43.3% of participants experienced high levels of harmful particles in the air, especially during evening hours, likely due to cooking. Despite these high pollution levels, there was no strong link found between the particles and asthma symptoms, although some trends were noted. Improving indoor air quality could help reduce these pollutants and benefit respiratory health. Who this helps: Patients with asthma and COPD, as well as their caregivers and healthcare providers.

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This study looked at how a mobile app connected to glucose meters affects long-term blood sugar control in people with type 2 diabetes. Over five years, users of the app improved their blood sugar levels significantly—76% of readings were in the target range at year one, rising to over 81% by year five. The overall average blood sugar level dropped by about 10 mg/dL and remained lower after five years, proving that using the app helps maintain better diabetes management. Who this helps: This benefits patients with type 2 diabetes looking for effective ways to manage their condition.

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This study looked at how using smart blood glucose monitors along with popular health apps can help people with type 2 diabetes manage their blood sugar levels. After three months, participants saw an average drop in their blood sugar measurement (A1c) of 0.77%, with 56% of users reducing their A1c by at least 0.5%, and 36% reducing it by at least 1.0%. These findings are important because they demonstrate that combining technology with personal choice in digital health tools can lead to better blood sugar control for individuals. Who this helps: This benefits people with type 2 diabetes who want to improve their health using technology.

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Researchers studied how well two continuous glucose monitoring devices, the Abbott Libre 2 and the Dexcom G6, respond to various substances that could interfere with their accuracy. They tested these sensors against 68 different nutrients and drugs and found that both devices showed significant inaccuracies with certain substances, like galactose and acetaminophen, which can affect readings by more than 100%. These findings are important because they highlight potential risks in diabetes management, where misleading glucose readings can lead to poor treatment decisions. Who this helps: This helps patients with diabetes who rely on these monitoring devices for their daily care.

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This study looked at how well machine learning models can predict where plants in Sardinia come from based on their strontium isotope ratios. Researchers created three different maps (or isoscapes) using various data sets and found that having more data points generally led to better predictions, though the improvement was not always significant. The findings highlight the importance of using a wide variety of local data to make more accurate assessments of samples, which is crucial for fields like ecology and forensics. Who this helps: This helps researchers and scientists in fields like archaeology, ecology, and food science who need to determine the origin of biological specimens.

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This study focused on using strontium isotopes to understand where biological materials come from and how they move in the environment. Researchers outlined the best methods for creating maps (isoscapes) that show variations in strontium across landscapes, emphasizing the need for high-resolution data to make accurate interpretations. It’s important to consider factors like how living organisms process strontium and how older data might mislead researchers. Who this helps: This benefits researchers studying wildlife movement and habitat use.

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Researchers studied the DNA of an ancient Egyptian man who lived around 4,500 years ago to understand his ancestry. They found that most of his genetic background comes from North Africa, but about 20% traces back to areas in the eastern Fertile Crescent, which includes parts of modern-day Iraq and surrounding regions. This finding shows that ancient Egypt was connected to other regions not just through trade and culture, but also through the movement of people. Who this helps: This information benefits historians and archaeologists studying ancient civilizations.

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This study looked at how people with diabetes feel about continuous glucose monitoring (CGM) systems. It collected survey responses from a large group of users, revealing that while many are satisfied with their CGMs, there are still important concerns, particularly with older models. For instance, users pointed out issues with accuracy and comfort, indicating that improvements are needed to make these systems even better for managing diabetes. Who this helps: This helps patients with diabetes who use CGM systems.

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The "Bodies and Bites" program at Virginia Tech Carilion School of Medicine teaches elementary school children about how their bodies work and the importance of good nutrition and exercise. Medical students lead hands-on activities and discussions, helping kids learn while also creating healthy snacks each session. The program has been successful for six years, benefiting both the student volunteers and the children, as the students improve their communication skills and inspire kids to explore science and health fields. Who this helps: This helps elementary school children and future medical professionals.

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This study looked at new ways to treat thyroid problems, particularly focusing on methods that don't require major surgery, like heat treatment (ablation) and blockage of blood flow (embolization) for both benign and cancerous growths. The researchers found that certain features of thyroid nodules, such as their size and location, can help predict the success of treatment, especially for small thyroid cancers. They emphasized the need for new studies to better understand how these less invasive treatments can improve patient outcomes, particularly for early-stage thyroid cancer and larger nodules. Who this helps: This benefits patients with thyroid conditions and doctors seeking effective, less invasive treatment options.

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This research explored how a chemical called Selectfluor can help convert certain types of compounds, known as epoxides, into a new product by rearranging their structure. Specifically, it found that Selectfluor successfully transformed 1,1-disubstituted epoxides in a way that opens up new possibilities for adding fluorine to molecules, a process that is important in developing new drugs and materials. This is valuable because it simplifies multi-step chemical processes and creates new ways to build complex compounds. Who this helps: This benefits chemists and researchers developing new pharmaceuticals and chemical products.