Maintaining lean muscle mass is the ultimate insurance policy for your long-term health and mobility. Experts reveal the specific shifts in training and nutrition you need to thrive in your fifties.

Muscles age differently than you think. Discover the science behind the aging muscle paradox—and how exercise can help you ...

Muscle tissue from aged mice seven days after injury. Left: Aged mice with normal NDRG1 levels show slower regeneration with smaller muscle fibers. Right: Aged mice in which NDRG1 was recently blocked ...

Scientists have discovered how exercise help presevent muscle loss due to aging. Rob and Julia Campbell/Stocksy Now, researchers have uncovered the molecular pathway that explains how exercise helps ...

A UCLA study in mice reveals that aging muscle stem cells accumulate a protein that slows repair but boosts survival. This protein, NDRG1, acts like a brake, preventing cells from activating quickly ...

DECEMBER 3, 2025—(BRONX, NY)—Two related studies published today in Nature Metabolism show that a specialized intracellular recycling mechanism—chaperone-mediated autophagy (CMA)—is essential for ...

Aging muscles heal more slowly after injury - a frustrating reality familiar to many older adults. A new UCLA study conducted in mice reveals an unexpected cause: Stem cells in aged muscle accumulate ...

A new research paper was published in Volume 17, Issue 11 of Aging-US on November 26, 2025, titled "Epigenetic aging signatures and age prediction in human skeletal muscle." In this study, first ...

CHARLOTTE — A group of women in their 70s in north Charlotte is challenging traditional exercise routines for older adults by deadlifting heavy weights at a local fitness center. Mary Walker, 76, and ...