Nutrition Science

Childhood Trauma Was Linked to Later Eating Habits

Behavior problems in adolescence appeared to explain part of the connection between childhood trauma and higher ultraprocessed food intake at age 18.

Poor Pregnancy Sleep Linked to Early Growth Differences

Children whose mothers reported the poorest sleep gained weight differently through age 2, but the study did not show that poor sleep caused obesity.

Food and Drink Branding Was Everywhere During the World Cup

Researchers counted more than 65,000 appearances of food and beverage brands they classified as unhealthy during live World Cup play, though the study did not test whether those ads changed what viewers ate.

Nutrient Deficiencies Were Common in Children Taking GLP-1 Drugs

Nearly 17% of young GLP-1 users were diagnosed with a nutritional deficiency or related problem within a year, but the study could not show that the medications were the cause.

Vitamin C Trial Finds an Intriguing Signal in Early Blood Disorders

A phase 2 trial found no effect on its main measure of disease progression, but fewer serious health events and an unexpected survival difference warrant more study.

Time-Restricted Eating Shows Early Promise in Huntington’s Disease

A small pilot study found the approach was doable without unwanted weight loss, but larger trials are needed to know whether it actually helps.

Many Healthy Diets Are Linked to Slower Biological Aging

A study comparing 10 eating patterns found that several different approaches to healthy eating were associated with more favorable signs of biological aging.

More Whole Grains May Help Several Heart Health Markers

A review of 87 randomized trials found that eating more whole grains was linked to modest improvements in cholesterol, blood pressure and other measures tied to heart health.

Healthy Diet Linked to Lower Diabetes Risk Across Genetic Risk Levels

A German study found no evidence that inherited risk changed the relationship between healthier eating and type 2 diabetes, though other biological differences may play a role.

Poor Sleep in One Partner May Make Healthy Eating Harder for Both

A study of couples found that when one partner slept poorly, both people were more likely to report less healthy eating habits.

College Students May Get Enough Protein While Still Struggling to Eat Well

A University of Maine study found that students generally did well on protein intake, even as overall diet quality was low and everyday barriers made healthier eating harder.

Western-Style Diet May Be Linked to Faster Attention Decline in Some Older Adults

The small study found the link only in people with a genetic risk factor for Alzheimer’s disease, and even that result weakened under closer analysis.

Liking Fast Food Brands Was Linked to Higher Fat and Sugar Intake

Adults who felt more positively about familiar fast food and sugary drink brands also reported eating high fat and high sugar foods more often, even when they did not view those brands as particularly healthy.

Berkeley’s Checkout Rule Was Linked to Lower Soda Sales

A California policy that changed what stores could display near the register was linked to fewer soda and small candy purchases, though the effects varied by product and store.

UK Nutrition Advisers Still Have Food Industry Ties Under New Conflict Rules

A BMJ analysis found six of 19 experts who advise the UK government on nutrition have industry relationships considered significant under the committee’s own rules.

Anemia During Pregnancy Was Linked to Differences in Babies’ Brain Growth

Babies born to mothers with anemia had smaller brain volumes by about age 1, but the study does not show that anemia directly caused those differences.

Mouse Study Finds a Possible Clue to Why Weight Regain Is So Common

Researchers found that prior obesity left mice with a lasting increase in an appetite-related hormone after weight loss, but whether the same process happens in people is still unknown.

New Guidance Clarifies GLP-1 Use Before and During Pregnancy

Experts say the medications should not be intentionally continued during pregnancy, but accidental early exposure has not been linked to more birth defects in the evidence available so far.

Eating Less Appeared to Slow Some Signs of Cellular Aging in Mice

Mice eating 30% fewer calories accumulated fewer changes in their DNA as they aged, offering a new clue about why calorie restriction has been linked to longer life in animals.

Babies’ Skin May Show Early Signs of Future Food Allergies

Researchers found differences in skin microbes months before some infants developed eczema and food allergies, though the findings cannot yet predict which babies are at risk.

Popular ‘Clean Eating’ Posts Often Promote Restrictive Food Rules

TikTok and Instagram posts often mixed nutrition advice with rigid food rules and appearance-focused messages.

Probiotic Use Is Rising Faster Than Gut-Friendly Eating

National data show more Americans are taking probiotic supplements, while fiber intake has changed little over more than a decade.

Eating Disorder Risk Is Not Limited to Affluent Teens

A new review suggests lower-income and less-educated families may face equal or greater risk, challenging a stereotype that can leave some teens overlooked.

Weekend Meal Shifts May Matter for Heart Health

A large French study linked less consistent eating schedules with higher heart disease risk in men, but it cannot show that changing meal times causes the difference.

Your Body Can Adjust to a Plant-Based Diet

A new review finds that changes in iron absorption, protein use and digestion may help the body adapt over time.