Circadian rhythms, regular hormone releases, appetite patterns – the human body is simply built on biological cycles. The one that has all of our attention right now? Our hair cycle. ‘Like your skin, ...

The effects of anti-gravity are hair-raising — and hair-graying. When US astronauts Barry “Butch” Wilmore and Sunita Williams ...

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.