Scientists found that muscles store a chemical record of past inactivity that gets significantly worse with age.

Muscle loss (atrophy) due to inactivity is common after illness, injury, hospitalization or falls, and becomes increasingly frequent with aging. New research published in Advanced Science shows that ...

As adults age, they're more likely to fall, be hospitalized, or develop chronic disease, and muscle disuse increases these risks. The research team wanted to find a therapeutic solution that could ...

The French biologist Jean-Baptiste Lamarck (1744-1829) advocated the idea that animals acquired characteristics after using certain physical traits constantly. He believed, for instance, the reason ...