How is head hair different from body hair?
We have two types of hair, says dermatologist Elizabeth Houshmand. Vellus hairs, or “peach fuzz,” cover virtually our entire ...
ISS astronauts return with gray hair — here’s what’s behind the shocking color shift
The effects of anti-gravity are hair-raising — and hair-graying. When US astronauts Barry “Butch” Wilmore and Sunita Williams ...
Hosted on MSN6d
How just 5 days of stress can permanently change your hair color
Human hair cycles are much longer. The growth phase lasts about two to three years followed by six months in a resting phase, ...
朝日新聞社4y
Hair color code at Tokyo high schools raises JCP hackles
“Registering the hair color of a student is a human rights violation similar to asking them to register their skin color,” said one JCP member. “It is a natural right to have the hair the ...