With modern scientific research, much of the old gym folklore has either been debunked or proven to be true. One example is the concept of muscle memory. The belief is that a seasoned trainee who ...

Researchers from the University of Southern Denmark investigated how eight weeks of high-intensity interval training affect the structure of mitochondria—the parts of muscle cells that produce energy.

Building functional human muscle in the laboratory has long been a goal of regenerative medicine, but one stubborn obstacle ...

Muscle cells contain their own circadian clocks and disrupting them with shift work can have a profound impact on aging, according to the results of a preclinical study carried out by Jeffrey Kelu, ...

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

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 ...