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Weight management news
Distinct brain circuits explain contradictory behaviors of new weight-loss drugs
Cambridge scientists have solved the mystery of why both stimulating and blocking a particular "switch" in the brain can help people lose weight—findings that could help boost the effectiveness of obesity drugs.
10 hours ago
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Breathalyzer can 'sniff out' when your body starts burning fat
Researchers have developed a breath detector with a chemical sensor that sniffs out when your body is burning fat through a single exhale. Reporting in Device, the handheld, smartphone-assisted device measures acetone—a ...
Jul 22, 2026
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Young women drive England's rise in early-onset type 2 diabetes, analysis finds
Young women are leading a worrying increase in early-onset type 2 diabetes diagnoses in England, according to a new analysis. In a population study of type 2 diabetes in England, researchers found a clear generational divide, ...
Jul 22, 2026
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Obesity more likely for immigrants with longer duration of U.S. residence
Hispanic and Asian adults with longer durations of U.S. residence have a higher prevalence of obesity, according to a research letter published in the Annals of Internal Medicine.
Jul 22, 2026
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It's not just fat: Yo-yo dieting might mean losing muscle, too
Repeatedly losing and gaining weight may do more than frustrate dieters—it also accelerates muscle loss in middle-aged people, according to new UC San Francisco research that comes as weight-loss medications transform obesity ...
Jul 21, 2026
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Semaglutide sustains lower calorie intake for more than a year, study shows
People taking semaglutide for weight loss continued to consume significantly fewer calories after 60 weeks on the medication, helping explain how the medication supports both initial weight loss and long-term weight maintenance. ...
Jul 21, 2026
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Latest evidence on risk factors, early intervention, and strategies to prevent heart failure before symptoms develop
Heart failure already affects more than 60 million people worldwide and is one of the leading causes of hospitalization among people 65 and older. Although it is commonly associated with advanced cardiovascular disease, it ...
Jul 21, 2026
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Newer obesity drugs linked to fewer alcohol-related hospitalizations for people with alcohol dependence
Use of newer GLP-1 receptor agonists (semaglutide or tirzepatide) for obesity or diabetes among people with alcohol use disorder was associated with a reduction in alcohol-related hospital admissions, according to a study ...
Jul 21, 2026
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Women with PMOS at four-fold higher risk of heart disease
Women with polyendocrine metabolic ovarian syndrome (PMOS; also known as polycystic ovary syndrome or PCOS) face a fourfold higher risk of heart disease than women without PMOS, according to a new nationwide U.S. study published ...
Jul 21, 2026
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GLP-1 use rising rapidly among US adolescents and young adults, study finds
Adolescents and young adults in the U.S. are increasingly using popular GLP-1 weight-loss drugs alone or in conjunction with metabolic and bariatric surgery (MBS) to manage obesity, according to a study by UT Southwestern ...
Jul 20, 2026
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Ozempic-like drugs found to be safe and effective for children with obesity, without diabetes
New research being presented at the International Congress on Obesity (ICO2026), hosted by the World Obesity Federation (WOF) in Mexico City, Mexico (15–17 July), shows that glucagon-like peptide-1 receptor agonists (GLP-1 ...
Jul 20, 2026
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Q&A: Psychedelics, cannabis, GLP-1s and drug policy changes
From headlines and social media, psychedelic therapies, cannabis use and GLP-1 medications have seemingly become commonplace overnight, but the science underlying these treatments and the pathway to drug approval are often ...
Jul 20, 2026
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Weight around the belly is a better predictor of heart health than BMI, research indicates
Individuals with overweight or obesity can have a higher risk of heart disease despite appearing to be healthy, new research presented at the International Congress on Obesity in Mexico City (15–17 July) shows. Using waist-based ...
Jul 20, 2026
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Researchers study barriers to GLP-1 insurance coverage
Despite growing evidence that GLP-1 medications improve health and are worth their cost, many insurance plans still limit coverage. University of Mississippi researchers are examining why and where that leaves patients.
Jul 20, 2026
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Study identifies chrononutrition as a viable approach for postpartum weight loss
New research has found that eating habits that align most closely with a woman's existing routine show promise for losing postpartum baby weight, especially for mothers earlier in the postpartum period. The study identified ...
Jul 20, 2026
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Excessive weight gain during pregnancy increases risk of serious complications, no matter your weight
A study of more than 1 million women has found that excessive weight gain during pregnancy is linked to an increased risk of potentially life-threatening complications, regardless of whether starting weights were considered ...
Jul 19, 2026
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New body index aims to move beyond BMI and works for babies too
Body Mass Index (BMI) has long been used in public health and clinical settings as a simple tool to classify an individual's physical status based on their height and weight. Originally developed in the 1830s by Belgian mathematician ...
Medical spas and pharmacies offering compounded weight-loss drugs despite regulatory concerns
Despite the end of federal shortages of popular GLP-1 weight-loss medications, the market for compounded alternatives remains strong—and some patients may unknowingly be receiving products from pharmacies with concerning ...
Jul 17, 2026
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Aussie supermarkets failing to help us eat a healthier diet
New research presented at this year's International Congress on Obesity (ICO2026), hosted by the World Obesity Federation (WOF) in Mexico City, Mexico (July 15–17), reveals that few of the world's 21 largest food retailers ...
Jul 17, 2026
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Being obese can make you more likely to be unemployed
The effect of obesity on unemployment is more than twice as large as previously thought, finds a UK Biobank study of genetic evidence.
Jul 17, 2026
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Common diet tips about water intake and spicy foods could be wrong
The common rationale for drinking water at meals is that it physically stretches the stomach, triggering fullness so you don't eat too much. But a new Cornell study found no support for that idea in practice. The paper is ...
Jul 16, 2026
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Rise of GLP-1s raises long-term affordability questions
As use of GLP-1s surged across the U.S., average total payments per user also climbed sharply, according to a new Northwestern University study that analyzed national trends in GLP-1 use and spending between 2017 and 2022. ...
Jul 16, 2026
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What's driving the obesity pandemic?
New research presented at the International Congress on Obesity (ICO2026), hosted by the World Obesity Federation (WOF) in Mexico City, Mexico, (15–17 July) asks what is driving the obesity pandemic.
Jul 16, 2026
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Impact of overweight on cancer risk may be significantly underestimated
Being overweight and obesity may contribute to significantly more cancer cases than previously thought. This is the conclusion reached by researchers at the German Cancer Research Center (DKFZ). Their analysis shows that ...
Jul 16, 2026
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