Most of the people maintained a stable weight during a four-year period, but nearly 80 experienced yo-yo weight loss and gain ...

Learn why a pound of muscle weighs the same as a pound of fat, why muscle looks different, and why the scale doesn’t tell the whole story.

Repeatedly losing weight and then gaining it back may do more harm than simply making dieting frustrating. A new study from ...

You don’t have to pick between losing weight or getting strong. Longtime bodybuilder and fitness coach Mike Israetel reveals how to do both the right way. Combining diet and resistance training ...

Repeatedly losing and gaining weight may do more than frustrate dieters—it also accelerates muscle loss in middle-aged people ...

Trying to lose weight can feel like an uphill climb, especially when progress slows despite all the cardio and clean eating. But what if the secret to real results isn't more time on the treadmill but ...

Strength coach Gareth Sapstead breaks down how he helped his client transform his physique ...

As use of the popular anti-diabetic and weight-loss drug Ozempic skyrockets, so have concerns about the medication’s side effects. One such side effect is loss of “lean mass”—body weight that isn’t ...

A 58-year-old grandmother who has lost more than half her body weight said she felt like a "winner" when she now competes as a bodybuilder. Fran Smith from Marlesford, near Framlingham, Suffolk, ...