Diet & Nutrition News and Research

Latest Diet & Nutrition News and Research

Most US adults have older heart age than actual age

Most U.S. adults have a "heart age" several years older than their chronological age - sometimes by more than a decade.

30 Jul 2025

New insights reveal how Candida albicans settle and persist in the gut

About 80% of people have the fungus Candida albicans in their gut. Although most of the time it persists unnoticed for years causing no health problems, C. albicans can turn into a dangerous microbe that causes serious diseases in many organs, including the urinary tract, lungs and brain.

30 Jul 2025

Patients face vitamin deficiencies years after bariatric surgery

A review reveals dangerous vitamin deficiencies post-bariatric surgery, highlighting the need for improved follow-up to prevent life-threatening complications.

30 Jul 2025

Canadian scientists trap gut microbe fuel to improve blood sugar and liver health

A team of Canadian scientists has discovered a surprising new way to improve blood sugar levels and reduce liver damage: by trapping a little-known fuel made by gut bacteria before they wreak havoc on the body.

30 Jul 2025

Eating meals earlier could help people at high obesity risk

Research indicates that early eating habits may lower genetic obesity risk, enhancing weight loss maintenance in at-risk adults after dietary treatments.

30 Jul 2025

Immune cells migrate from the gut to breast during pregnancy and lactation

Of the 3.6 million babies born in the United States each year, around 80 percent begin breastfeeding in their first month of life.

30 Jul 2025

Eating more ultra-processed food links depression and diabetes

New research links ultra-processed food intake to increased diabetes risk in individuals with depression, highlighting the need for healthier dietary choices.

30 Jul 2025

New study connects ultra-processed foods to lung cancer

A higher intake of ultra processed food (UPF) is linked to an increased risk of lung cancer, suggests research published online in the respiratory journal Thorax.

30 Jul 2025

Vanderbilt team explores functional β-cell enhancement for diabetes

If it has seemed like more people you know are developing diabetes, you are right. The diabetes epidemic is not called that for nothing: According to the American Diabetes Association, over 10 percent of the U.S. population-approximately 38.4 million people-had diabetes in 2021, and 1.2 million more people get diagnosed each year.

30 Jul 2025

Vegan teens exercise more often than meat-eating peers, study finds

A nationwide Austrian study of nearly 9,000 teens reveals distinct health behaviors and motivations among vegetarian, vegan, and omnivorous students. Vegan and vegetarian youth are more likely to report higher fruit, vegetable, and activity levels, but still fall short of daily exercise targets.

29 Jul 2025

A 15-year study reveals which diets best protect your brain and heart in later life

Older adults who consistently followed healthy dietary patterns, especially AHEI, MIND, and AMED, accumulated chronic diseases more slowly over 15 years. Diets high in pro-inflammatory foods were linked to a faster buildup of multimorbidity, particularly in cardiovascular and neuropsychiatric conditions.

29 Jul 2025

Physical inactivity linked to higher healthcare costs in American adults

A new study published in the American Journal of Health Promotion finds that inadequate leisure-time aerobic physical activity accounts for $192 billion in annual healthcare costs among U.S. adults-12.6% of total national health care spending.

29 Jul 2025

Rising liver cancer rates highlight need for urgent action worldwide

The majority of liver cancer cases could be prevented by reducing levels of viral hepatitis, alcohol consumption and MASLD (metabolic dysfunction-associated steatotic liver disease – previously called non-alcoholic fatty liver disease), suggests an analysis as part of The Lancet Commission on liver cancer.

29 Jul 2025

Body fat percentage outperforms BMI in predicting early mortality

Although body mass index (BMI) is widely used in clinics as the standard measure of body composition, it can potentially misclassify muscular individuals as overweight and miss cases of "normal-weight obesity," masking serious metabolic and heart disease risks.

29 Jul 2025

Global hunger declines slightly but Africa and Western Asia face growing crisis

An estimated 8.2 percent of the global population, or about 673 million people, experienced hunger in 2024, down from 8.5 percent in 2023 and 8.7 percent in 2022.

29 Jul 2025

Gut mycobiota could help predict disability in multiple sclerosis

Gut fungal communities may impact multiple sclerosis severity, offering new insights into MS pathogenesis and potential microbiome-based treatment strategies.

29 Jul 2025

What’s better for your gut: lean beef or chicken? Science weighs in

A crossover trial in healthy young adults found that both lean chicken and beef diets reduced gut microbial richness, but only chicken caused significant diversity loss. The study highlights that lean local beef may have a milder impact on the gut microbiome than chicken.

29 Jul 2025

How a leaky gut could be putting your heart at risk

Researchers reviewed recent studies showing that gut dysbiosis contributes to heart failure by weakening the gut barrier, enabling harmful metabolites like TMAO to trigger inflammation and cardiac damage. The review highlights a bidirectional “gut-heart axis” and points to new avenues for dietary and microbial therapies.

28 Jul 2025

Most dairy foods linked to neutral or better health but yogurt stands out for real benefits

A major scoping review of recent systematic reviews and meta-analyses finds that most dairy products are either neutral or modestly protective for heart, cancer, metabolic, and mortality outcomes in adults. Yogurt and other fermented dairy consistently show the strongest health associations, while some risks remain for specific cancers.

28 Jul 2025