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Weight management news

New obesity definitions reveal ill health more accurately than body mass index

Traditionally, obesity has been classified primarily using BMI, a measure of weight relative to height that provides limited information about whether excess fat is actually affecting a person's health. BMI levels have historically ...

Britain's quarter century: Experts in sex, mental health, nutrition and addiction assess nation's changing well-being

A good way to follow the health of a nation is to glance at what is known as period life expectancy. This calculates how long a person born today would live if the current death rates remained exactly the same for the rest ...

Unexpected brain mechanism challenges assumptions about GLP-1s

For decades, obesity medications produced only modest weight loss. But in recent years, Ozempic and related GLP-1 therapies have transformed the field, enabling sustained weight loss of 10% to 15% or more. Despite their success, ...

Weight‑loss jabs may create a new kind of yo‑yo dieting

For many people living with obesity, newer weight-loss medicines such as Wegovy and Mounjaro have been transformative. These drugs are often grouped under the label GLP-1 medicines because they mimic hormones released after ...

New research reveals rise in obesity rates in the US

Obesity rates among U.S. adults and children rose sharply in recent years, and by 2023, 40% of adults and 20% of youth met the criteria for obesity, according to new, independent research published in Circulation.

What are peptides? And why am I hearing so much about them?

Peptide may not yet be the 2026 Oxford Word of the Year, but it must surely be in the running. From your friendly neighborhood influencer to the gym bros, injectable peptides have been all over social media and are now making ...

How skimping on sleep leads to weight gain

People who shortened their sleep by around 80 minutes a night for six weeks gained weight—1 pound on average—and were more sedentary, researchers at Columbia University Vagelos College of Physicians and Surgeons found.

Resetting psoriasis memory may help body stop repeat flare-ups

Stress, bad weather, strep throat, alcohol or cuts—there are a number of triggers that can set off psoriasis. At the same time, a great deal is happening in research on this skin disease, and new ways of controlling the immune ...

New obesity figures highlight the income divide

The number of obese adults in England rose from 26% in 2019 to 30% in 2025, according to a new analysis of 55 million people. Nearly 1 in 3 adults are now obese. But averages hide a lot, and behind this one are two very different ...

7 things to know about Medicare's new GLP-1 coverage

For decades, it's been against the law for Medicare to pay for weight-loss medication. But that changed on July 1, with the launch of a new program called Bridge. It gives some people over 65, or who have Medicare for other ...