Diabetes

GLP-1 Drug Use Linked to Fewer Alcohol-Related Hospitalizations

A large observational study found lower hospitalization rates among adults with alcohol-use disorder who started semaglutide or tirzepatide, but it cannot show that the drugs reduced drinking or treated alcohol dependence.

Grocery Deliveries Helped Adults with Type 2 Diabetes Lower Blood Sugar

In a randomized trial, medically tailored groceries combined with recipes and nutrition support modestly improved blood sugar control among Medicaid patients.

Up to 400 Milligrams of Caffeine Appears Safe for Most Adults

A new American Heart Association scientific statement finds that moderate caffeinated coffee consumption does not appear to raise cardiovascular risk for most adults, though individual responses and caffeine sources vary.

Semaglutide May Improve Advanced Fatty Liver Scarring

A phase 2 trial found improvement in liver fibrosis among some patients with MASH, though the main drug combination did not outperform its comparator.

Diabetes Risk May Reflect Muscle Health, Not Weight Alone

Adults with both obesity and low muscle mass or strength were more likely to develop type 2 diabetes than those with obesity alone.

Ultraprocessed Foods May Leave a Metabolic Mark

A large European study found blood-marker patterns linked to higher ultraprocessed food intake, but it does not prove these foods caused the changes.

Small Diet Changes May Support Health Without Raising Food Costs

A modeling study in Scottish adults found that modest swaps away from some meat and dairy could improve diet quality, support public health goals and lower food-related environmental impacts without increasing overall diet costs.

Obesity’s Heart Risks Are Changing, but They Haven’t Disappeared

A large observational study found blood pressure and cholesterol gaps have narrowed among older adults with obesity in several high-income countries, likely because of medication use.

Teen Sleep May Play a Role in Blood Sugar Stability

A study of healthy 18-year-olds found longer sleep was linked with fewer next-day blood sugar swings, but researchers say diet, activity and daily routines may also play a role.

Sugar Substitutes May Not Be as Metabolically Quiet as They Seem

A new review found signs that nonnutritive sweeteners may affect insulin, blood sugar markers and the gut microbiome, but researchers say the evidence still depends on what they are compared with.

Singapore’s Drink Labels Were Linked to Less Sugar in Shopping Carts

A before-after study found Singapore’s Nutri-Grade policy was associated with lower-sugar beverage purchases and product reformulation.

Family-Based Support May Help Children Lower Future Metabolic Risk

A new analysis of 40 years of clinical trial data suggests that treating parents and children together may help children with overweight or obesity make changes linked to lower long-term metabolic risk.

GLP-1 Use May Require Extra Caution in Eating Disorder Care

A JAMA Psychiatry study found GLP-1 medication use and misuse were common in a targeted sample of people with eating disorders, raising questions about screening and support.

Pregnancy Weight Patterns May Help Identify Early Obesity Risk

A large U.S. cohort study linked maternal weight before pregnancy and excess pregnancy weight gain with higher odds of children having overweight or obesity by age 3, but the findings do not mean a child’s future is set before birth.

A Green Mediterranean Diet May Help Raise Folate Levels

An 18-month randomized trial suggests a plant-forward Mediterranean-style diet may interact with genetic differences in folate metabolism, but the findings do not prove that any single food can prevent disease or rewrite genes.

A Longevity Diet Study Complicates the ‘More Protein’ Message

A new mouse study suggests protein source and amino acid balance may matter for healthy aging, but the findings do not prove people should eat less protein or take methionine supplements.

Obesity Care Is Moving Beyond GLP-1s Alone

A new peer-reviewed commentary says the next phase of obesity treatment may be more personalized, combining medications with lifestyle support, procedures and better measures of health risk.

A Small Study Links Prebiotic Fiber to Changes in Liver Fat

A four-month human study suggests a specific prebiotic fiber may influence gut metabolites tied to fatty liver, but researchers say larger studies are needed before it can be considered a treatment.

New Obesity Drug Guidance Says Medication Is Only Part of the Plan

A new American College of Physicians guideline recommends semaglutide and tirzepatide as first-line medication options for eligible adults, but says nutrition, physical activity, side effects, access and personal health goals still matter.

Weight Loss Drugs Are Not All the Same, a New Review Suggests

A review of clinical trials found tirzepatide was linked with greater average weight loss than semaglutide or liraglutide in adults without diabetes, but the findings do not mean one medication is right for everyone.

Lifestyle Changes for Prediabetes May Support Health Decades Later

A long-term follow-up of the Diabetes Prevention Program links intensive lifestyle changes to a lower burden of multiple chronic conditions in older age.

Weight Regain May Not Erase Every Metabolic Benefit

A long-term follow-up of two lifestyle trials found that reductions in fat stored around the organs were associated with a lower risk of type 2 diabetes years later, even as average body weight returned to baseline.

Experimental Oral GLP-1 Pill Shows Promise for Diabetes and Weight Loss

A once-daily pill lowered blood sugar and body weight in two phase 2 trials, but larger and longer studies are still needed before it could become an option for patients.

Clearer Menu Warnings May Help Diners Choose Less Added Sugar

A large online study found that people selected restaurant meals with less added sugar when high-sugar items carried noticeable warning labels.

Nutrition Labels May Not Tell the Full Story About Ultraprocessed Food

A new observational study found that health differences remained even after researchers accounted for overall diet quality, but it cannot prove that processing caused them.