Weight

Getting as little as 90 minutes less sleep than usual may lead to gaining weight and becoming more sedentary, a new study finds

Some people who take GLP-1 drugs such as semaglutide and tirzepatide see little to no changes to their weight. The reason why may be genetics

A new wave of research links GLP-1 drugs to reduced cancer spread and better survival, and the mechanism may go beyond just weight loss

New-generation GLP-1 drugs, such as retatrutide, are achieving higher rates of weight loss. How much weight is too much and too fast to lose?

Ozempic and just getting older take off muscle. New therapies could retain it

The world of peptides has exploded in wellness circles, but the benefits of injecting these gray-market molecules rest on little clinical evidence

The weight you lose and the nausea you experience from GLP-1 drugs may be linked to common gene variants, but they can’t fully explain why some people lose more weight than others

This week the U.S. Food and Drug Administration approved a second GLP-1 pill for weight loss. The drug, called Foundayo, resulted in an average of 27 pounds lost in 72 weeks

A new trial found that Eli Lilly’s GLP-1 pill resulted in greater reductions in blood sugar levels and weight than oral semaglutide did, but fewer people stayed on it

Obesity leaves a lasting imprint on fat and immune cells in ways that might make weight regain harder to avoid

The recent withdrawal of Hims & Hers’ GLP-1 pill raises questions about the safety and effectiveness of compounded medications

A new study suggests that people with obesity have higher rates of mortality and hospitalization from a variety of infections from viruses, fungi, parasites and bacteria