Red hair is the result of a genetic variant that causes the body’s skin cells and hair cells to produce more of one particular type of melanin and less of another. Most redheads have a gene ...

Eruptive vellus hair cysts: Small, smooth bumps on the chest, abdomen, arms, or legs; these cysts appear purple on darker skin tones and red or pink on lighter skin tones Causes ...

The MC!R gene that can cause red hair codes for a receptor that is related to a family of receptors involved in perceiving pain, which may explain why mutations in MC1R would increase pain perception.

There’s some evidence that the MC1R mutation, which causes red hair, is also involved in one’s response to pain and anesthesia. If redheads need more anesthesia, ...

People who have a gene known to cause red hair also have a much higher-than-usual risk of skin cancer —scientists said Tuesday they have a better explanation of why.

Hair colors range from black and brown, to red and blond. Over time, hair slowly turns gray or white. Graying hair is perceived as a sign of old age, which can affect a person’s self-esteem ...

World Redhead Day celebrates people who have red hair every year on May 26. Here are three facts about this unique hair color. World Redhead Day is celebrated on May 26 each year.

World Redhead Day celebrates people who have red hair every year on May 26. Here are three facts about this unique hair color. World Redhead Day is celebrated on May 26 each year.