DR. ROBERT CHARLES HENDLER, MD

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This study looked at a man in his 30s who had developed a strong addiction to a substance called 7-hydroxymitragynine (7-HMG), which is found in kratom and is much stronger than the main component. He began experiencing withdrawal symptoms just 8 hours after his last use, but was treated successfully with a two-step medication approach involving methadone and buprenorphine, leading to an end of his cravings and improvement in his depression. This highlights the need for awareness and treatment options for people struggling with 7-HMG addiction, as it's increasingly available but not well understood. Who this helps: Patients struggling with 7-HMG addiction.

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Researchers studied how a short, 10-minute mindfulness meditation session affects attention in people who are new to meditation. They found that participants who meditated showed better focus and quicker response times on attention tasks compared to those who listened to a control activity. Specifically, in one task, those who meditated were more accurate without slowing down their reactions, while the benefits of meditation were less pronounced for people with higher anxiety levels. Who this helps: This helps novice meditators looking to improve their focus and attention.

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This study looked at how probiotics, which are beneficial bacteria, might influence colorectal cancer. Researchers reviewed various studies and found that changing the gut bacteria with probiotics could lower the risk of developing colorectal cancer and improve cancer treatment outcomes. This is important because understanding these connections may lead to better prevention and treatment strategies. Who this helps: This helps patients with colorectal cancer and those at risk of developing it.

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This study looked at how brief mindfulness meditation impacts attention in people who are new to it. The findings revealed that even a short session of meditation significantly improved attention skills, with participants showing better focus after just a few minutes of practice. This is important because it suggests that simple mindfulness techniques can enhance mental clarity and performance, which can be beneficial for many individuals in their daily lives. Who this helps: Patients, especially those seeking to improve their focus and mental well-being.

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This study looked at how the mental health system in Zimbabwe works and identified problems and opportunities for improvement. Researchers interviewed health officials and analyzed policies, finding that there are significant issues with staffing, funding, and community mental health resources. They emphasized the importance of improving forensic mental health services and suggested that focusing on the economic impact of mental health issues would be beneficial for policy-making. Who this helps: This helps patients and healthcare providers in Zimbabwe.

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This study looked at how mental health advocacy is viewed by leaders in Zimbabwe's health system. The researchers interviewed 30 key individuals, and two-thirds of them talked in detail about the importance of advocacy in improving mental health care. They found that advocacy can help reduce stigma and improve access to treatment, which is crucial since many people with mental disorders in low-income countries like Zimbabwe do not receive care. Who this helps: This research benefits patients with mental health issues and advocates working to improve their treatment and understanding.

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This study looked at how inhaled insulin affects blood sugar control in people with type 2 diabetes who weren't getting enough help from their current oral medications. Researchers found that those using inhaled insulin had a greater decrease in their blood sugar levels; specifically, those who added inhaled insulin reduced their hemoglobin A1c levels by 1.67 percentage points, while those on inhaled insulin alone dropped by 1.18 percentage points. Additionally, 32% of those using inhaled insulin plus oral agents achieved a target hemoglobin A1c of less than 7%, compared to just 1% of those on oral therapy alone, showing that inhaled insulin can significantly help control blood sugar. Who this helps: This benefits patients with type 2 diabetes who struggle to manage their blood sugar with oral medications alone.

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This study looked at how obesity causes insulin resistance by comparing ten obese women to nine lean women. It found that the obese women had about 70% less muscle glycogen synthesis than the lean women, with rates of 52 micromol versus 176 micromol per muscle minute. This difference is important because it shows that obesity impairs the body's ability to use insulin effectively, which can lead to health issues like diabetes. Who this helps: This helps patients with obesity and diabetes by providing insights into their condition.

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This study looked at how a substance called Triton X-100 affects a protein called bacteriorhodopsin in the purple membrane of a specific bacterium. The researchers found that when exposed to Triton, important lipids (fat molecules) were released, leading to changes in the protein's structure and function, as well as a significant disruption in its activity. This is important because it shows that these lipids are essential for the protein's normal operation, which can help in understanding how similar proteins function in other organisms. Who this helps: This helps researchers studying cell membranes and could benefit the development of treatments for diseases related to membrane proteins.

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This study looked at the health effects of weight cycling—when people frequently lose and gain weight—by comparing 28 women with a history of weight cycling to those without. The researchers measured various health factors, including fat distribution and metabolism, but found that the only significant difference was that women who cycled had more fat around their abdomen. The findings suggest that, for generally healthy young women, weight cycling does not lead to worse health outcomes overall, although it could become a problem under different health conditions. Who this helps: This helps women who struggle with weight management by providing evidence that weight cycling may not pose additional health risks in a healthy state.

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Researchers studied a new method for delivering chemotherapy directly to the liver to treat severe liver tumors that can't be surgically removed. In a trial with 23 patients, the technique allowed higher doses of chemotherapy (like fluorouracil and doxorubicin) to be safely used, leading to significant reductions in tumor size for some patients, including over a 95% reduction in two cases. This approach is important because it enables more effective treatment options for difficult-to-treat liver cancers while minimizing hospital stays and serious side effects. Who this helps: Patients with advanced liver cancer.

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This study looked at how digoxin, a heart medication, affects oxygen delivery and use in pigs with severe anemia (a low red blood cell count). Researchers found that while digoxin increased overall blood flow, it didn’t change the flow of blood to the legs or how tissues used oxygen. However, pigs treated with digoxin had lower levels of lactate, a sign of tissue hypoxia, compared to those not treated, indicating better management of oxygen needs during anemia. Who this helps: This research benefits patients with anemia and those treating them, like doctors.

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This study looked at how diets high in sucrose affect weight loss and metabolism in obese women. They found that a low-calorie diet consisting of 93% sucrose maintained the resting metabolic rate, unlike diets with protein and fat, which reduced it by 8-8.4%. Including sucrose also resulted in less nitrogen loss, suggesting that it helps preserve muscle during weight loss. Who this helps: This helps patients trying to lose weight, particularly those on low-calorie diets.

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This study looked at how normal-weight women with bulimia respond to food, measuring their body’s reactions before and after eating two different meals. The researchers found that these women had normal levels of important substances in the body, like glucose and insulin, and there were no major problems in their metabolism. This is significant because it indicates that normal-weight bulimic women might not experience the same metabolic issues often seen in other eating disorder groups, which could influence how their treatment is approached. Who this helps: This helps doctors and clinicians in treating patients with normal-weight bulimia.

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This study looked at how different types of very low-calorie diets (one with high protein and one with lower protein) affected overweight patients over three weeks. The researchers found that both diets led to similar weight loss (about 8.9 kg for the high protein diet and 8.7 kg for the lower protein diet) and did not significantly differ in impacts on muscle loss or metabolism, except for changes in certain thyroid hormones. This matters because it shows that the amount of protein in a very low-calorie diet doesn’t affect overall results, which could simplify choices for weight loss programs. Who this helps: This helps patients looking to lose weight and healthcare providers guiding them on diet options.

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This study looked at how a condition called portal hypertension affects the production and clearance of two important hormones, glucagon and insulin, in rats. Researchers found that rats with portal hypertension produced more glucagon (about 5.9 ng/min) compared to the control group (2.0 ng/min), and the ability to clear insulin from the bloodstream was significantly lower in the portal hypertensive rats (9.5 ml/min vs. 18.4 ml/min for controls). These findings are important because they help explain how liver disease can disrupt normal hormone balance, potentially affecting blood sugar levels. Who this helps: This research benefits patients with liver disease and their doctors by providing insights into hormone regulation.

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This study looked at how two parts of the body—the splanchnic region, which includes the liver and intestines, and the kidneys—handle the hormone epinephrine when infused into human volunteers. Researchers found that, while the infused epinephrine levels were higher in the bloodstream, the splanchnic area removed about 32% of it, compared to only 10% removed by the kidneys. This is important because it shows that the splanchnic area is much more efficient at clearing epinephrine than the kidneys, which can affect how the body responds to this hormone during stress. Who this helps: This helps doctors understand how to manage treatments involving epinephrine in patients.

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This study looked at how continuous insulin infusion affected a diabetic patient recovering from surgery who was getting extra nutrition through a feeding tube. After 13 days of using the insulin pump, the patient's blood sugar levels improved, and levels of harmful fats and hormones that raise blood sugar decreased. This is important because it shows that effectively managing blood sugar during nutritional support can lead to better overall health in diabetic patients. Who this helps: This helps diabetic patients receiving nutritional support.

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This study looked at how blocking certain receptors in the body affects blood sugar control during exercise in people with Type 1 diabetes compared to healthy individuals. In those with diabetes, exercise usually lowers their blood sugar from 144 to 116 mg/dl, but when they used a beta blocker, their blood sugar dropped even more, requiring an additional glucose infusion to keep it above 90 mg/dl. However, when the diabetics blocked alpha receptors instead, their blood sugar increased from 150 to 164 mg/dl due to increased glucose production in the liver. Who this helps: This research helps patients with Type 1 diabetes by improving their understanding of how different medications might affect their blood sugar during exercise.

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This study looked at how much energy 10 obese women and 10 non-obese women burn while resting, both after fasting and after eating an 800-calorie meal. It found that obese women burn about 25% more energy than non-obese women when not eating, but their energy use is similar when adjusted for body size or muscle mass. After eating, both groups showed a similar increase in energy expenditure, but obese women still burned 22-25% more overall, which adds up to an extra 350-375 calories burned each day. Who this helps: This helps doctors and researchers understand how energy expenditure differs in obese patients, which can guide treatment plans.

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This study examined how growth hormone affects blood sugar and fat levels in healthy people. Researchers found that when they infused growth hormone at high levels, fatty acids increased by 50% and ketones rose by 120%, even when insulin levels were also higher. When participants took glucose after receiving growth hormone, their blood sugar spiked significantly, indicating that growth hormone interferes with the body’s ability to manage glucose, leading to potential issues during stress. Who this helps: This information is valuable for doctors and healthcare providers managing patients with conditions like diabetes or those undergoing stress-related treatments.

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Researchers studied how lowering insulin levels affects how the body processes glucose. They found that by reducing insulin by about 50% using a substance called somatostatin, the rate of glucose metabolism dropped from 2.3 to 1.9 mg of glucose per kg of body weight per minute, with glucose oxidation (the process of burning glucose for energy) specifically decreasing significantly from 1.3 to 0.7 mg per kg per minute. This matters because it highlights the essential role of insulin in glucose metabolism, which is important for managing conditions like diabetes. Who this helps: This helps patients with diabetes and healthcare providers managing their treatment.

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This study looked at how regular physical training affects the body’s response to long, low-intensity cycling. After training for six weeks, participants showed a 19% increase in their aerobic fitness. Notably, their blood glucose drop during exercise was reduced by 60%, and their increases in fatty acids and certain hormones were also decreased, meaning their bodies became more efficient at using fat for energy instead of sugar. Who this helps: This helps patients looking to improve their fitness and energy use during exercise.

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This study looked at how well the body of patients with chronic kidney failure (uremia) responds to insulin compared to healthy individuals. It found that insulin helps the body use glucose less effectively in uremic patients, resulting in a 47% lower rate of glucose metabolism. Importantly, their liver still responds normally to insulin, meaning that the main issue is that their other tissues don’t use insulin effectively. Who this helps: This research benefits patients with chronic kidney disease by highlighting the role of insulin resistance in their condition.

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The study looked at how warmer temperatures affect how quickly insulin is absorbed in diabetic patients. Researchers found that at a higher temperature of 35 degrees Celsius, insulin absorption was 50% to 60% faster compared to 20 degrees Celsius. This means that warmer weather can lead to lower blood sugar levels, which is important for managing diabetes. Who this helps: This helps diabetic patients who use insulin.

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This study looked at how three hormones—epinephrine, glucagon, and cortisol—work together to affect blood sugar levels during stress. Researchers found that when all three hormones were given together, blood sugar levels rose above 200 mg/dl, which is significantly higher than when each hormone was given alone. This is important because it shows that these hormones can amplify each other's effects on blood sugar, helping explain why some people experience high blood sugar during stressful situations. Who this helps: This helps patients dealing with stress-related blood sugar issues, such as those with diabetes.

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This study examined how two different diets—one focused on protein and the other a mix of protein and carbohydrates—affected obese individuals. Researchers found that while both diets resulted in a similar nitrogen balance, the protein diet led to a significant loss of sodium (382 mmol compared to just 25 mmol with the mixed diet) and caused larger drops in blood pressure when standing. This is important because it shows that while protein diets might seem beneficial for weight loss, they can also lead to dangerous side effects like low blood pressure and reduced activity of the sympathetic nervous system. Who this helps: This information is useful for patients considering weight loss diets, particularly those with obesity.

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This study looked at how small amounts of epinephrine, a hormone often associated with stress, affect how well healthy people tolerate sugar. Researchers found that after taking epinephrine, participants' blood sugar levels rose significantly higher after consuming glucose compared to those who received a saline solution—by about 30 to 60 mg/dL. This matters because it shows that even small increases in epinephrine can lead to poor sugar tolerance, which may explain why stressed individuals can have trouble managing blood sugar. Who this helps: This helps patients who experience stress or illness and may have related blood sugar issues.

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This study examined how epinephrine, a hormone released during stress, affects blood sugar levels in both healthy people and those with diabetes. It found that in healthy individuals, epinephrine can raise blood sugar by 20 to 35 mg/dl, primarily by increasing glucose production in the liver and reducing insulin's effectiveness. In people with diabetes, the rise in blood sugar is much greater due to a lasting increase in liver glucose production, even when insulin is present, highlighting the significant impact of stress on blood sugar control in diabetics compared to healthy individuals. Who this helps: This research helps patients with diabetes by providing insights into how stress affects their blood sugar levels.

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This study looked at how well the body responds to insulin in 15 adults with maturity-onset diabetes compared to 16 healthy individuals. It found that the diabetics had significantly higher fasting blood sugar levels (168 mg/dl) than the controls (91 mg/dl) and were less sensitive to insulin, needing 30% less glucose to maintain safe blood sugar levels during tests. This is important because it shows that maturity-onset diabetes affects how insulin works in the body, which can inform better treatment strategies. Who this helps: This benefits patients with maturity-onset diabetes and their healthcare providers.

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This study looked at how continuous low doses of insulin influence blood sugar levels and certain hormones in both healthy people and those with diabetes. Researchers found that in healthy individuals, blood sugar initially dropped but then stabilized, while in diabetics, the blood sugar decline was mainly due to a greater suppression of glucose production, causing a larger drop in their sugar intake. This is important because it helps us understand how insulin affects blood sugar control differently in healthy people compared to diabetics, which can inform treatment approaches for managing diabetes. Who this helps: This information benefits patients with diabetes and their doctors.

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This study looked at how insulin interacts with certain immune cells called monocytes in trained athletes compared to inactive individuals. Researchers found that athletes had 69% more insulin binding to their monocytes while resting, but during exercise, the binding dropped by 31% in athletes, unlike the 35% increase seen in those who don’t exercise. These findings suggest that regular training improves how the body responds to insulin while at rest, helping athletes better use fat for energy during exercise. Who this helps: This helps athletes and fitness enthusiasts improve their metabolic health and exercise performance.

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This study looked at how basal levels of insulin and glucagon affect the balance of potassium and sodium in the body, using a drug called somatostatin that inhibits these hormones. Researchers found that in healthy adults and adults with type 2 diabetes, potassium levels increased by 0.5-0.6 meq/liter after somatostatin was given, but this did not occur in children with type 1 diabetes, highlighting a difference in potassium handling based on age and type of diabetes. This research is important because it helps understand how insulin affects potassium levels, which could have implications for treating diabetic patients. Who this helps: This helps patients with diabetes and their doctors.

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This study looked at glucagon levels in patients with cirrhosis, a severe liver disease. Researchers found that patients with certain types of blood flow problems related to the liver had glucagon levels that were 2 to 6 times higher than normal, while those without these blood flow issues had normal levels. The results indicate that the increased glucagon in these patients is due to higher production, not reduced breakdown by the body, which is important because it helps explain difficulties in blood sugar control in cirrhosis. Who this helps: This benefits patients with cirrhosis and their doctors by providing insights into managing their blood sugar levels.

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This study looked at how insulin interacts with immune cells in people who are obese, hungry, or have just eaten. Researchers found that while non-obese individuals responded well to insulin, obese individuals had impaired insulin sensitivity, averaging only 136 units of glucose per minute compared to 285 for non-obese people. After fasting, insulin sensitivity in obese subjects dropped further, but improved again after eating, even as their insulin binding levels decreased. Who this helps: This research benefits patients with obesity and healthcare providers managing their treatment.

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This study looked at how somatostatin, a hormone, affects blood sugar levels in people with maturity-onset diabetes. Researchers found that somatostatin initially helped lower blood sugar after eating by suppressing insulin release and reducing another hormone called glucagon. However, after about three hours, blood sugar levels spiked significantly higher than normal, sometimes reaching 200 mg/dl more than without somatostatin due to reduced insulin production. Who this helps: This research benefits patients with maturity-onset diabetes by providing insights into hormone treatments that affect blood sugar management.

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Researchers studied how different levels of insulin and blood sugar, along with the way glucose is given (intravenously vs. orally), affect how much glucose is taken up by the liver and other organs in 20 healthy volunteers. They found that when insulin levels were high, glucose use in the body increased by 5 to 6 times, but the liver only absorbed a small percentage of that glucose. However, when glucose was taken orally, the liver's glucose uptake significantly increased, indicating that eating glucose prompts the body to use it more effectively than when it's delivered through an IV. Who this helps: This research benefits doctors and patients with metabolic disorders such as diabetes.

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This study looked at how high blood sugar levels (hyperglycemia) affect the liver's ability to produce glucose in young people with type 1 diabetes. Researchers found that when these patients were given extra glucose, their liver stopped producing glucose, even though insulin levels remained unchanged. Specifically, glucose output dropped from about 1.9 mg/kg/min to between 0.2 and 0.4 mg/kg/min when blood sugar rose significantly. This matters because it shows that high blood sugar can suppress glucose production in the liver without the need for more insulin or lower levels of other hormones, which could impact how diabetes is managed. Who this helps: This helps patients with diabetes and their doctors in understanding how to better manage blood sugar levels.

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This study looked at how adding glucagon affects blood sugar and ketone levels during a long infusion of somatostatin in seven healthy individuals. Researchers found that while glucagon raised the levels of glucagon in the blood by 30-40%, it didn't ultimately change blood sugar or ketone levels after 6 hours, with both groups showing similar results. This matters because it indicates that glucagon doesn't significantly impact the late effects of somatostatin on blood sugar and ketone levels. Who this helps: This helps patients who require somatostatin treatment for conditions related to blood sugar control.