Graying hair is a natural part of aging, but few fully understand the complex biological processes at play. The transformation from pigmented to gray hair is a gradual change driven by shifts in ...

Thinning manes and those first pesky strands of gray hair usually appear in middle age – but the cellular groundwork is laid long before then. According to groundbreaking research mapping human hair ...

Watching your hair gray and your skin crease has long been considered an inevitable part of life, but a new study has revealed promising avenues for combating visible signs of aging. Some antiaging ...

This series was created for Google, the Buck Institute, Optispan and Phenome Health by Scientific American Custom Media, a division separate from the magazine’s board of editors. For most people, ...

New research reveals that environmental factors, from smoking to socioeconomic status, have a stronger influence on aging and premature mortality than genetics—reshaping our understanding of disease ...