Diet News and Research

Latest Diet News and Research

Jet lag may disrupt athletes' gut microbiome and slow recovery

The interplay between jet lag and gut microbiome affects athlete performance. Strategies to manage these disruptions are crucial but not yet fully established.

30 Jul 2026

Low-fat diet lowers dietary glycation compounds for years in postmenopausal women

Researchers analyzing dietary data from 40,209 postmenopausal women found that a low-fat pattern emphasizing fruits, vegetables, and grains was associated with sustained reductions in estimated dietary advanced glycation end-product intake over approximately seven years. The findings suggest broad dietary changes may lower dAGE intake without specific cooking instructions, although the study did not measure biological AGE exposure or determine whether the reductions influenced breast cancer outcomes.

29 Jul 2026

New study reveals massive gap in American blood pressure care

Nearly 23 million Americans with blood pressure 130/80 mm Hg or higher may be eligible for blood-pressure-lowering medications based on the 2025 American Heart Association/American College of Cardiology guideline, according to new, independent research published today in the Journal of the American Heart Association, an open access, peer-reviewed scientific journal of the American Heart Association.

29 Jul 2026

The everyday habits linked to better grades in teenagers

Researchers found that regular meals, Mediterranean diet adherence, sufficient sleep, and limited television viewing were independently associated with better grades among 974 adolescents. Meeting more healthy lifestyle recommendations was consistently associated with stronger performance across first, second, and third languages.

29 Jul 2026

Father's diet before conception impacts baby's body composition

A father's diet can affect his children's health and body composition before they are even conceived. A study of 43 triads of fathers, mothers, and newborns treated in the public healthcare system of Ribeirão Preto in the state of São Paulo, Brazil, demonstrated this.

28 Jul 2026

Nutritional quality matters more than processing level for long-term health

What makes a diet healthy-or not? According to a new study, nutritional quality matters more than processing level when it comes to long-term health.

28 Jul 2026

Review finds blueberry and grape polyphenols may improve vascular health

A review of 37 publications found that grape- and blueberry-derived polyphenols were associated with modest improvements in cardiovascular risk markers, particularly endothelial function. However, most studies were small or short-term, frequently tested concentrated products, and measured biomarkers rather than cardiovascular events.

27 Jul 2026

Plant-based diets reshape gut microbes to boost healthy metabolites

Plant-based diets are good for you. They promote gut, immune, metabolic and cardiovascular health, in part by cultivating a diverse community of intestinal bacteria.

27 Jul 2026

A common dietary nutrient feeds a gut pathway linked to atrial fibrillation

Researchers linked higher plasma TMAO to prevalent atrial fibrillation in 5,090 people and found that TMAO or choline supplementation accelerated AF onset, progression, atrial remodeling, and electrical dysfunction in mice. Inhibiting gut microbial TMA production lowered circulating TMAO and delayed AF in mice, identifying a potential therapeutic pathway that now requires human testing.

27 Jul 2026

Taste preference genes drive overeating and metabolic disease risk

Ever wonder why some people crave sweets while others can take them or leave them? Preliminary findings from a new study suggest that people who carry certain genetic variants associated with a preference for sweet or fatty tastes not only tend to eat more of these foods but also have a higher risk of obesity and type 2 diabetes as a result.

27 Jul 2026

Genetic factors influence cholesterol response to low-carb diets

Can a low-carb diet cause your cholesterol to skyrocket? This question has vexed researchers and influencers alike as the popularity of low-carbohydrate diets has surged, yet the evidence has remained mixed.

27 Jul 2026

Signals traveling from the gut through the vagus nerve help form memories

When French writer Marcel Proust famously recalled his childhood from the taste of a Madeline cookie, his stomach may have done some of the work.

27 Jul 2026

Survey shows Native Americans lack awareness of plant-based diets for diabetes prevention

Although Native Americans experience some of the nation's highest rates of type 2 diabetes and other chronic diseases, a new national survey suggests many have not heard about one of the most effective dietary approaches for preventing and even reversing the disease.

27 Jul 2026