Weight Loss Surgery News and Research

RSS

Bariatric surgery restores menstrual cycles and reduces polycystic ovaries in obese women

Metabolic bariatric surgery improves menstrual cycle frequency and symptoms of polycystic ovaries in women living with obesity, a new study from the University of Surrey reports.

7 Sep 2026

UK patients seeking surgery overseas are returning with complications the NHS must treat

Outward medical tourism for surgery results in serious complications, creating challenges for the NHS and highlighting the need for better patient awareness.

16 Jan 2026

Weight loss drugs and surgery improve body composition in patients with obesity

Both the new weight loss drugs and bariatric (weight loss) surgery improve body composition in patients with obesity by inducing a moderate loss of fat-free mass (including lean muscle) along with a substantial reduction in fat, researchers at Vanderbilt Health have found.

9 Jan 2026

Weight loss drugs may cause nutritional deficiencies without proper guidance

People prescribed the new generation of weight loss drugs may not receive sufficient nutritional guidance to support safe and sustainable weight loss, leaving them vulnerable to nutritional deficiencies and muscle loss, say experts at UCL and the University of Cambridge.

7 Jan 2026

Blood biomarkers forecast long-term blood pressure improvement after adolescent bariatric surgery

A groundbreaking study published in Hypertension, the journal of the American Heart Association, has identified a set of blood-based biomarkers that can predict improvements in blood pressure five years after adolescents underwent metabolic bariatric surgery.

20 Oct 2025

Cleveland Clinic study shows lasting benefits of weight-loss surgery over GLP-1 medicines

A large Cleveland Clinic study has found that people with obesity and type 2 diabetes who undergo weight-loss surgery live longer and face fewer serious health problems compared with those treated with GLP-1 receptor agonist medicines alone.

16 Sep 2025

PFAS exposure increases risk of weight regain after adolescent bariatric surgery

Adolescents who undergo bariatric surgery face a higher risk of weight regain, which can undermine treatment success and long-term health, if they have elevated blood levels of per- and polyfluoroalkyl substances (PFAS) prior to the procedure, according to new USC research.

14 Aug 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

Weight loss triggers cell renewal and fat recycling in human tissue

Scientists have produced the first detailed characterization of the changes that weight loss causes in human fat tissue by analyzing hundreds of thousands of cells.

10 Jul 2025

New study links social factors to racial disparities in weight loss surgery outcomes

Weight loss surgery has long been an effective treatment for the more than 40 percent of American adults struggling with obesity.

24 Jun 2025

Weight loss surgery leads to significant boost in self esteem

Self-esteem scores more than doubled within one year of weight-loss surgery, according to a new study* presented today at the American Society for Metabolic and Bariatric Surgery (ASMBS) 2025 Annual Scientific Meeting.

19 Jun 2025

Fighting weight stigma is key to better mental health outcomes after weight loss surgery

New research shows that weight stigma-and not weight itself-has the biggest impact on mental health and healthy behaviors in the years after weight-loss surgery.

5 Jun 2025

Trump won’t force Medicaid to cover GLP-1S for obesity. A few states are doing it anyway.

When Page Campbell's doctor recommended she try an injectable prescription drug called Wegovy to lose weight before scheduling bariatric surgery, she readily agreed.

21 May 2025

Regaining some weight after bariatric surgery still offers health protection

Having lost a great deal of weight appears to offer some protection against ill health even for those who have regained some of their weight loss.

21 Mar 2025

Surgery first strategy could lead to better weight loss outcomes

Mass General Brigham researchers found that total weight loss did not increase for patients who took semaglutide before having weight loss surgery, suggesting that a surgery first strategy could lead to better outcomes.

5 Mar 2025

Bariatric surgery reduces liver complications in obese patients with cirrhosis

A Cleveland Clinic study shows that patients with obesity and fatty liver-related cirrhosis who had bariatric (weight-loss) surgery significantly lowered their future risk of developing serious liver complications compared with patients who received medical therapy alone.

27 Jan 2025

More than half of all US adults are eligible for semaglutide therapy

Over 137 million US adults are eligible for semaglutide, driven by expanding indications for diabetes, weight management, and cardiovascular disease prevention.

20 Nov 2024

Long-term benefits of weight-loss surgery in young people with severe obesity

Young people with severe obesity who underwent weight-loss surgery at age 19 or younger continued to see sustained weight loss and resolution of common obesity-related comorbidities 10 years later, according to results from a large clinical study funded by the National Institutes of Health (NIH).

1 Nov 2024

Scurvy may be making a comeback amid economic strain

The scourge of scurvy, which is caused by vitamin C deficiency, may be re-emerging amid the cost of living crisis and the rise in weight loss (bariatric) surgery, suggest doctors in the journal BMJ Case Reports after treating a middle-aged man with the condition.

22 Oct 2024

Cost-effectiveness of combining weight loss drugs and surgery

Newer weight loss drugs are cost effective in the long term only when combined with bariatric weight loss surgery, according to a study presented at the American College of Surgeons (ACS) Clinical Congress 2024 in San Francisco, California.

18 Oct 2024