Previous studies have also demonstrated potential links between space travel and an increase in oxidative stress, which experts have suggested contributes to aging and, in turn, graying hair. However, ...
Circadian rhythms, regular hormone releases, appetite patterns: the human body is built on biological cycles. The one that ...
Most humans have an average of 2-5 million hair follicles. About 100,000 of these follicles are located on your head. In your lifetime, each follicle will go through this cycle about 10-30 times.