Obesity News and Research

Latest Obesity News and Research

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

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

Gut microbial metabolites restore hormone-producing cells in obesity

New research from scientists at the Marshall University Joan C. Edwards School of Medicine reveals that certain gut microbial byproducts may hold promise as a novel therapy for obesity-associated metabolic complications by restoring critical hormone-producing cells in the intestine.

29 Jul 2025

Fast walking for 15 minutes a day linked to lower death risk

Walking fast for just 15 minutes per day reduced the risk of death in a large study group of mostly low-income participants.

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

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

Living near the ocean breeze may extend life expectancy

Living within miles of the ocean breeze may be linked to a longer life, but you shouldn't count on the same benefits if you live in a riverside city, suggests a recent study.

28 Jul 2025

TraMA offers breakthrough in measuring biological age

A new research paper was published in Aging (Aging-US) Volume 17, Issue 6, on June 13, 2025, titled "Development of a novel transcriptomic measure of aging: Transcriptomic Mortality-risk Age (TraMA)."

28 Jul 2025

Vitamin D supplementation reduces liver inflammation and fibrosis largely through TXNIP

Chronic liver disease (CLD) is a major global health concern, affecting approximately 1.5 billion people. This life-threatening disease often progresses silently, eventually leading to worsened conditions like liver cirrhosis or liver cancer.

28 Jul 2025

Marbling of fat inside muscles found to block healing and weaken strength

Consider the delicate web of fat in a Wagyu steak. The "marbling" that makes carnivore connoisseurs swoon is a visual heuristic for quality flavor.

28 Jul 2025

American Heart Association expands Cardiovascular-Kidney-Metabolic Health Initiative to 15 regions

People in 15 regions across the U.S. will soon benefit from the American Heart Association's Cardiovascular-Kidney-Metabolic Health Initiative™, designed to improve treatment of the interconnected conditions that lead to heart disease and stroke.

28 Jul 2025

Cardiologists urged to prioritize potent statins in managing LDL cholesterol

There is broad consensus that the overall body of evidence shows lowering LDL (low-density lipoprotein) cholesterol provides both statistically significant and clinically meaningful benefits in treating and preventing cardiovascular disease.

28 Jul 2025

Largest genetic study confirms biological basis of stuttering

The largest genetic analysis of stuttering has demonstrated a clear genetic basis for the speech disorder, highlighting neurological pathways of risk.

28 Jul 2025

Cosmetic surgeries led to disfiguring injuries, patients allege

A few days after a harrowing cosmetic surgery procedure, Erin Schaeffer said, she woke up with fluid leaking from an open wound in her stomach.

28 Jul 2025

New study links surrogacy to higher risk of mental illness

People who are gestational carriers (or "surrogates") appear more likely to be diagnosed with a new mental illness during and after pregnancy, according to new research from ICES, McGill University, and the Research Institute of the McGill University Health Centre.

28 Jul 2025

Which GLP-1 meds have the most side effects? Study of 60,000 Facebook posts gives answers

Researchers analyzed nearly 60,000 public Facebook posts to identify real-world adverse events linked to GLP-1 receptor agonist (GLP-1 RA) medications. Gastrointestinal symptoms were most common, while mental health concerns and tirzepatide-specific side effects were also flagged.

28 Jul 2025

Heavy smoking linked to atrophy in Alzheimer’s brain regions

MRI findings indicate that smoking is linked to reduced brain volume, raising concerns about dementia risk, especially with higher body mass index.

25 Jul 2025

New study uncovers how prior obesity impacts viral consequences

A study comparing the effects of SARS-CoV-2 infection in lean and obese primates found different long-term consequences of the virus depending on prior obesity and metabolic disease. The results, which also highlighted how widespread long COVID symptoms are in animals, were published July 24th in the open-access journal PLOS Pathogens by Charles Roberts of Oregon Health & Science University, USA, and colleagues.

25 Jul 2025