For men over 40, sleep becomes even more critical as the body’s natural recovery processes slow with age. When sleep is ...

Four daily exercises to support legs, core, and spine after 50, plus the biggest mistakes to avoid for healthy muscle aging.

Lionel Messi was diagnosed with growth hormone deficiency when he was 11. The condition can affect both children and adults.

Overall, the dominant message was simple: progressive overload is the mechanism that reliably drives muscle growth, ...

A major review of 111 resistance-training studies has identified the real rate of muscle growth: around 1.5kg in 10 weeks, ...

Loss of muscle mass, also called muscle wasting or atrophy, can happen gradually as part of getting older or more suddenly ...

Researchers at the University of Gothenburg can now demonstrate previously unexplained processes behind growth therapy. It ...

Growth hormone plays a major role in how the body handles sugar and fat, so not getting enough sleep could also increase the ...

Many people view age-related muscle loss as a slow decline they must accept. A fitness expert explains why building strength through resistance is key to longevity.

The benefits of hormone replacement have been underappreciated, Dr. Marty Makary, the agency’s commissioner, said on Monday. Critics described evidence for the change as insufficient. By Roni Caryn ...

Among patients with Klinefelter and Kallmann syndromes on testosterone therapy, body composition was altered, and appendicular lean mass (ALM) differed between the groups. Follicle-stimulating hormone ...