Weight Loss News and Research

Latest Weight Loss News and Research

Are all healthy diets equal or does food processing make a difference?

A randomized crossover trial in the UK found that both ultra-processed (UPF) and minimally processed food (MPF) diets, when aligned with national guidelines, led to weight loss in adults with overweight or obesity. However, the MPF diet produced significantly greater reductions in weight, fat mass, and food cravings, highlighting the added benefits of limiting food processing.

5 Aug 2025

Weight loss with ozempic may weaken muscles even when size remains stable

As use of the popular anti-diabetic and weight-loss drug Ozempic skyrockets, so have concerns about the medication's side effects.

5 Aug 2025

HIV trial points to semaglutide as a new anti-aging contender

Once-weekly semaglutide significantly slowed epigenetic aging in adults with HIV-associated lipohypertrophy, as measured by multiple DNA methylation clocks in a randomized controlled trial. These exploratory findings suggest GLP-1 receptor agonists could impact biological aging but require further validation in broader populations.

4 Aug 2025

Weight loss doubles when eating minimally processed foods over ultra-processed alternatives

When given nutritionally matched diets, participants lost twice as much weight eating minimally processed foods compared to ultra-processed foods, suggesting that cutting down on processing could help to sustain a healthy weight long term, finds a new clinical trial led by researchers at UCL and UCLH.

4 Aug 2025

New treatment shows greater success in reducing binge eating among veterans

Researchers from University of California San Diego have found that a novel treatment called regulation of cues combined with behavioral weight loss (ROC+BWL) was more effective than standard cognitive behavioral therapy (CBT) in reducing binge eating among veterans with overweight or obesity.

4 Aug 2025

Metformin’s blood sugar control starts in the brain, not just the liver, study finds

Low, clinically relevant doses of metformin lower blood glucose by inhibiting the Rap1 protein in specific neurons of the hypothalamus, revealing a brain-first mechanism. This action is essential for metformin’s effect at therapeutic doses and highlights new directions for diabetes treatment.

3 Aug 2025

KFF Health News' 'What the Health?': Next on Kennedy’s list? Preventive care and vaccine harm

In his ongoing effort to reshape health policy, Secretary of Health and Human Services Robert F. Kennedy Jr. reportedly plans to overhaul two more government entities: the U.S. Preventive Services Task Force and the National Vaccine Injury Compensation Program.

31 Jul 2025

Chronically ill? In Kennedy’s view, it might be your own fault

On a recent weekday evening, Ashly Richards helped her 13-year-old son, Case, with homework. He did math problems and some reading, underscoring how much he's accomplished at his school for children with autism.

31 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

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

Pyruvate identified as a promising oral treatment for ulcerative colitis

Ulcerative colitis (UC) is a chronic inflammatory disease marked by intestinal pain, bleeding, and impaired gut barrier function.

29 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

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

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

What happens to your weight after quitting GLP-1 anti-obesity drugs?

Stopping anti-obesity medications leads to significant weight regain, starting as early as eight weeks and stabilizing by six months. Despite this rebound, most patients maintain some weight loss compared to baseline a year after discontinuation.

23 Jul 2025

Chinese study shows lasting weight loss after tirzepatide treatment

Obesity has become a global epidemic, contributing to a host of chronic health conditions such as type 2 diabetes, hypertension, and cardiovascular disease.

23 Jul 2025

Polygenic scores show promise for early obesity prevention

New genetic research reveals polygenic scores can predict obesity risk, offering early prevention insights while raising ethical healthcare access concerns.

23 Jul 2025

Can one drug do it all? Reviewing the expanding clinical universe of GLP-1 agonists

Landmark trials have shown that GLP-1 receptor agonists, originally developed for diabetes and weight loss, also provide significant benefits for cardiovascular, kidney, liver, joint, and sleep-related diseases. These effects extend beyond weight loss, suggesting anti-inflammatory mechanisms with broad potential for managing chronic diseases.

22 Jul 2025

Fad diets and supplements fuel new wave of hidden skin problems, study finds

A new review explains how fad diets and unregulated supplements promoted online can cause serious skin, hair, and nail problems, often before other symptoms appear. Clinicians are urged to recognize these risks and address health misinformation in the digital age.

22 Jul 2025