Diet News and Research

Latest Diet News and Research

Senior Care Authority kicks off Alzheimer's and Brain Awareness Month with six science-backed habits that may help reduce dementia risk

An estimated 7.4 million Americans aged 65 and older are now living with Alzheimer's disease, according to the Alzheimer's Association's 2026 Alzheimer's Disease Facts and Figures report, and that number is projected to climb to nearly 13 million by 2050.

5 Jun 2026

Strength training and cardio combo work best together

Research shows that combining resistance training with aerobic exercise significantly reduces mortality risk, emphasizing the importance of physical activity.

5 Jun 2026

Fatherhood linked to lower mortality risk among Black men

Fatherhood in Black men is associated with lower rates of all-cause mortality by middle age compared to nonfathers, according to the U.S.-based longitudinal study that enrolled Black and White individuals aged 18-30 years at baseline (1985-86).

4 Jun 2026

Fathers' health may shape children's future obesity ris

As obesity rates rise across the U.S., new research from Joe C. Wen School of Population & Public Health at the University of California, Irvine scientists draws attention to an often-overlooked factor in children's long-term health: fathers.

4 Jun 2026

Fast food is crowding out grocery access across the U.S.

A 20-year analysis of US neighborhood foodscapes found that food swamps became more common from 2003 to 2023, while food deserts showed little improvement. Rural communities and people relying on public transport faced the greatest barriers to reaching healthy food retailers.

4 Jun 2026

What older adults eat may shape dementia risk

Higher ultraprocessed food intake was associated with increased risks of dementia, cognitive impairment with no dementia, and the combined outcome among older US adults in the Health and Retirement Study. Minimally processed food intake showed the opposite pattern, although the observational findings require cautious interpretation because diet was self-reported and cognitive outcomes were not clinically diagnosed.

4 Jun 2026

Industrial processing of food poses health risks beyond poor nutrition

Concerns about the health effects of ultra-processed foods are growing, as studies increasingly link them to conditions such as heart disease, diabetes, and even early death.

4 Jun 2026

Constipation may be tied to more than discomfort

Constipation was associated with approximately twofold higher odds of depression in a meta-analysis of 18 observational studies involving 730,263 participants. The findings support integrated gastrointestinal and mental health assessment, especially for adolescents and young adults, while emphasizing that causality cannot yet be established.

3 Jun 2026

Americans view ultraprocessed foods as addictive and harmful

Across partisan lines, Americans broadly believe ultraprocessed foods are addictive and harmful – expressing attitudes strikingly like those that spurred regulation of the tobacco industry, new Cornell University-led research finds.

3 Jun 2026

Ketogenic diet shows promise in treating anorexia nervosa

A pilot study published today in Communications Medicine demonstrates the potential of a new approach to treating anorexia nervosa - a disorder for which effective treatments have been significantly limited.

3 Jun 2026

The best foods for brain health may change as you age

Investigating brain foods, this review highlights dietary influences on cognition and neurodevelopment, while addressing significant gaps in current research.

3 Jun 2026

New US dietary guidelines may raise the climate cost of protein

Removing ultra-processed foods from the Mean American Diet could reduce environmental impacts, but the benefits are largely offset when the 2025–2030 Dietary Guidelines for Americans are modeled with higher protein intake. The study found that higher-protein, animal-heavy diets increased greenhouse gas emissions, land use, and nitrogen fertilizer use compared with current diets, while plant-based protein scenarios produced substantially lower impacts.

2 Jun 2026

GLP-1 therapy linked to slower biological aging processes

Glucagon-like peptide-1 (GLP-1) receptor agonist medications have gained widespread attention for effectively treating obesity, lowering blood sugar and decreasing the risk of cardiovascular disease.

2 Jun 2026

Is any level of alcohol safe? Major review reveals where drinking risks rise

This Burden of Proof review found that alcohol consumption is associated with higher risks for several cancers, liver disease, pancreatitis, lower respiratory infections, tuberculosis, and atrial fibrillation. Although low-to-moderate drinking showed modest observational links with lower risks of type 2 diabetes, dementia, and some cardiovascular outcomes, the evidence was weaker and potentially biased.

2 Jun 2026

Existing drug mitigates muscle loss from GLP-1 medications

Millions of Americans are currently taking GLP-1 medications such as Ozempic or Wegovy for weight loss.

2 Jun 2026

Tailored meal programs reduce hospitalizations for chronic disease patients

At least a dozen U.S. states are rolling out medically tailored meals in pilot projects through Medicaid, the federal–state health insurance program serving 71 million Americans who qualify based on income or disability status.

2 Jun 2026

Advancing Human Muscle Models for Drug Development and Preclinical Testing

Transforming drug development, Myomaker Bio's lab-grown muscle platforms offer human-relevant models for effective preclinical testing and risk reduction.

From Myomaker Bio 2 Jun 2026

Eating a Mediterranean diet may lower anxiety symptoms in teens

Findings reveal that the Mediterranean diet may reduce anxiety symptoms in adolescents, with maternal dietary habits also impacting offspring mental health.

2 Jun 2026

Physical activity protects heart health regardless of weight loss

With obesity now affecting more than 40% of U.S. adults and fueling rising rates of heart disease, a new scientific statement from the American Heart Association calls for a comprehensive treatment approach that puts physical activity front and center.

1 Jun 2026

The right seafood choices can help diets meet health and climate goals

Fish can support healthy and sustainable diets, especially when it replaces red and processed meat rather than adding to overall animal-food intake. However, its environmental value depends on species, production system, supply chain, local dietary patterns, and the scale of greenhouse gas reductions required.

1 Jun 2026