Share on Pinterest A study discovered a new underlying mechanism with stem cells causing the hair to turn gray, which could lead to potential treatment. BONNINSTUDIO/Stocksy Hair follicles contain ...

Gray hair is a natural but inevitable sign that we're aging. But there may soon be a way to reverse the process thanks to an odd finding in cancer patients.

Certain stem cells have a unique ability to move between growth compartments in hair follicles, but get stuck as people age and so lose their ability to mature and maintain hair color, a new study ...