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Weight management news
How does your body lose weight? An obesity doctor explains why one size doesn't fit all in weight loss
For decades, people have been told that their weight problems can be solved by math: Calories in, calories out. If weight were a simple math equation, more people would likely have the weight they desire. But it is much more ...
18 hours ago
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When bariatric surgery may lower cancer risk: Insulin, sex and genes offer new clues
Substantial and sustained weight loss has been linked to a reduced risk of cancer and cancer-related death, mainly in women. Two new studies now provide clues to why the risk is reduced—and suggest that gender, metabolism ...
May 25, 2026
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How the gut rewires the brain to drive cravings for essential nutrients
Eating is not only about getting enough calories. Animals also need to choose the right nutrients. When the body lacks protein, it must seek essential amino acids—the protein building blocks that cannot be made internally ...
May 22, 2026
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How a father's obesity affects his children's metabolism
The scientific literature already contains robust evidence that obesity, whether maternal or paternal, can lead to metabolic changes in offspring that increase their risk of developing diseases. A new study published in the ...
May 22, 2026
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Researchers identify avenue for enhanced GLP-1-induced weight loss
A team of researchers at the National Institutes of Health (NIH) have unveiled new details about the events GLP-1 receptor agonists trigger within neurons, which have been largely unexplored until now. A study in mice identified ...
May 22, 2026
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Weight loss drug semaglutide helps patients who do not respond to bariatric surgery, research finds
Metabolic/bariatric surgery is a highly effective treatment for people living with severe obesity and/or metabolic health conditions, which works through changing the anatomy of the digestive system and thereby changing the ...
May 22, 2026
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EU regulator approves pill form of Novo Nordisk's Wegovy weight loss drug
Novo Nordisk has obtained approval for the pill form of its popular Wegovy anti-obesity drug in the European Union, the bloc's medicines regulator said on Friday.
May 22, 2026
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As GLP-1 drugs surge in popularity, bariatric surgery rates plunge across the US
For a very long time, bariatric surgery, in which doctors removed a portion of the stomach, was the standard procedure for helping patients lose weight and manage obesity, alongside metabolic disorders such as diabetes, high ...
What you eat as a teenager may shape food choices later in life
New research from the University of Aberdeen Rowett Institute suggests that an unhealthy diet during adolescence could have long-lasting effects on how the brain makes decisions about food—even after returning to a healthy ...
May 21, 2026
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UK's younger generations likelier to experience poor health earlier in life than previous cohorts, research shows
Younger generations appear to be experiencing poorer health earlier in life than previous generations, according to a review of studies comparing national birth cohort datasets involving tens of thousands of people across ...
May 21, 2026
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AI atlas reveals hidden whole-body-damage caused by obesity
Obesity affects far more than metabolism and fat storage. It alters immune activity, nerve structure, and tissue organization across multiple organ systems, increasing the risk of diseases including type 2 diabetes, cardiovascular ...
May 20, 2026
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Quitting smoking associated with lower dementia risk, but weight gain may reduce the benefit
Quitting smoking may be associated with a lowered risk of dementia, especially for people who avoid major weight gain after quitting, according to a study published in Neurology. The study does not prove that quitting smoking ...
May 20, 2026
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BMI alone does not fully capture health risks linked to obesity, new study finds
Obesity is commonly diagnosed using BMI, but this approach has several limitations. Researchers at Lund University and AstraZeneca show that integrating measurements such as body fat percentage and waist circumference captures ...
May 19, 2026
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Over half of type 2 diabetes cases could be preventable, study shows
A new study led by researchers at the University of Massachusetts Amherst suggests that even people with a high genetic risk for type 2 diabetes can substantially reduce their chances of developing the disease by adopting ...
May 19, 2026
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Oral GLP-1s without fasting or reduced efficacy: Delivery approach protects peptide-based drugs from stomach acid
Biomedical engineers at Duke University have developed a new approach to delivering GLP-1 medications orally that does not require fasting and maintains their efficacy. The technique could also be useful for any pharmaceutical ...
May 19, 2026
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Lipedema: The painful condition too often dismissed as obesity
For many women with lipedema, the diagnosis comes after years of being told the same thing: eat less, not more. The problem is that the fat accumulating around their hips and legs isn't responding to diet or exercise, because ...
May 19, 2026
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Which patients benefit most from tirzepatide GLP-1 for obesity and obstructive sleep apnea?
Tirzepatide GLP-1 medication is known to improve sleep apnea for people with both obstructive sleep apnea (OSA) and obesity, but not all patients benefit equally. Now, new research presented at the 2026 ATS International ...
May 19, 2026
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Text messages aid in reducing cardiovascular risk in adults with psoriasis
A text-messaging intervention can improve patient activation and cardiovascular risk behaviors in adults with psoriasis, according to a study published online May 13 in JAMA Dermatology.
May 19, 2026
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At 'most favored nation' prices, can Medicare break even on GLP-1 drugs?
In November 2025, the White House announced pricing deals with multiple pharmaceutical manufacturers to lower domestic prices for glucagon-like peptide-1 receptor agonist drugs (GLP-1RAs) including Ozempic, Wegovy, Mounjaro, ...
May 18, 2026
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Wealth and health divide: Obesity rates plateau in rich nations but surge in developing world
Obesity has long been the invisible health crisis looming over humanity, with rates climbing globally. There is some positive news now emerging from a multi-decade study spanning several nations. A recent study published ...
Weight-loss drugs tied to lower death, recurrence risk after breast cancer
New research published in JAMA Network Open suggests that there is a positive association between GLP-1 agonists—drugs commonly used to treat obesity and diabetes—and better outcomes among breast cancer patients.
May 17, 2026
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Does an infant's body fat relate to cognitive and motor development?
As every parent knows, an infant's early life is a series of milestones, from logging every development to regular checkups with the pediatrician to monitor body length, head circumference, and weight.
May 17, 2026
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Stronger regulation needed to address injectable peptide craze
Tougher regulation on peptide supplies is needed as illegal use skyrockets among young Australians, University of Queensland researchers say. Dr. Timothy Piatkowski, of UQ's School of Public Health, said the country's regulatory ...
May 16, 2026
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Muscle mass is preserved after obesity drug treatment, study suggests
New research presented at the European Congress on Obesity (ECO2026) in Istanbul, Turkey (12–15 May) shows that following treatment with GLP-1 drugs for obesity, most weight loss is fat mass (80–85%) and relative muscle mass ...
May 16, 2026
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Is 'yo‑yo dieting' really harmful? New analysis challenges longstanding assumptions about weight cycling
Weight loss followed by weight regain, commonly known as "yo-yo dieting" or weight cycling, is often portrayed as harmful, even more damaging than remaining overweight. But a new comprehensive analysis published in The Lancet ...
May 15, 2026
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