Diabetes

Lower-Glycemic Carbohydrate Choices Linked to Lower Dementia Risk

In a large U.K. cohort, diets emphasizing lower–glycemic index foods were associated with reduced risk of Alzheimer’s disease and other dementias over more than a decade of follow-up.

Nordic-Style Eating Pattern Improves Blood Sugar, Liver Fat in Diabetes Study

In a yearlong clinical trial, a fiber-rich Nordic diet outperformed low-carb and standard dietary advice for people with type 2 diabetes or prediabetes.

Prediabetes Remission Tied to Lower Heart Risk, Long-Term Study Finds

A large reanalysis suggests that when eating and lifestyle changes lead to lasting improvements in blood sugar control, the payoff for heart health may last decades.

How Blood Sugar and Diet Patterns May Shape Your Sleep

A new analysis of national health data suggests that glycemic status, diabetes control and certain eating patterns are linked to sleep duration and sleep quality.

School Meals Linked to Small but Real Gains in Kids’ Health and Learning

A new Cochrane review finds that free or subsidized school meals modestly improve math scores, enrollment and growth for children in low- and middle-income countries.

Grocery Deliveries Help Improve Blood Sugar for People with Diabetes

A 12-week program providing medically tailored foods led to meaningful improvements in HbA1c.

Preloaded Grocery Carts Help Families Make Healthier Choices

A small UB study suggests that ready-made Instacart carts stocked with recipe ingredients may nudge parents toward more nutritious purchases without raising grocery bills.

Weekday Sleep Loss May Raise Blood Sugar Even After Weekend Catch-Up

A controlled sleep study found that short or irregular weekday sleep disrupted how young adults processed glucose, even after two nights of extra rest.

How Gut-Derived Molecules May Shape Obesity and Diabetes Risk

A new study maps the metabolites that move from the intestine to the liver and into circulation, offering clues to how diet and the microbiome influence metabolic health.

Who Gets the Most from the Mediterranean Diet? A New Clue

A new study finds that one post-meal biomarker could help identify which people see the largest improvements in insulin resistance while following a calorie-restricted Mediterranean diet.

Reducing Ultraprocessed Foods Improved Metabolism in Older Adults

An 18-week feeding trial found that shifting to more simply prepared foods helped older adults eat less and improve insulin sensitivity without dieting.

Community Program Helps Rural Latino Families Build Healthier Habits

A UC Riverside study shows how a culturally tailored, Spanish-language program supported better eating, activity and chronic disease prevention among Latina women in rural communities.

People With Diabetes May Have a Harder Time Using Ketones for Energy

A new study finds that mitochondrial use of ketone bodies is less efficient in insulin-resistant states, offering clues to why metabolism works differently in diabetes and fatty liver disease.

Earlier Meal Timing May Shift Fat Metabolism, Study Finds

A small crossover study in women suggests that eating earlier in the day, even with the same calories, changes lipid metabolism in ways late eating does not.

Ultraprocessed Foods Linked to Early Diabetes Risk in Young Adults

A new USC study suggests that even small increases in ultraprocessed food intake can disrupt blood sugar regulation years before diabetes develops.

Most Americans Open to Plant-Based Diet for Diabetes Prevention

A national survey reveals strong public interest in diet-based approaches to manage or prevent type 2 diabetes, but major gaps in awareness about which foods make a difference.

Study Challenges Health Claims Around Time-Restricted Eating

A tightly controlled trial found that eating within an eight-hour window didn’t improve metabolism or heart health, but it did shift participants’ internal clocks.

Weightlifting May Beat Running for Blood Sugar Control, Study Finds

New research from Virginia Tech suggests resistance training may offer unique metabolic benefits compared to endurance exercise, at least in lab models of diabetes.

It’s Not Just What Kids Eat but Where They Live

A national study finds that early childhood diabetes risk is tied not only to diet and obesity but also to neighborhood design, food access and environmental quality.

Long-Term Keto Diet May Harm Metabolic Health, Mouse Study Finds

A new study suggests that while ketogenic diets can prevent weight gain, they may also cause fatty liver disease and impair blood sugar control over time.