On average, a man spends about five months of his life shaving.

On average, a hair strand's life span is five and a half years.

On average redheads have 90,000 hairs. People with black hair have about 110,000 hairs.

Next to bone marrow, hair is the fastest growing tissue in the human body.

In a lifetime, an average man will shave 20,000 times.

Humans have about the same number of hair follicles as a chimpanzee has.

Hair will fall out faster on a person that is on a crash diet.

The average human head weighs about eight pounds.

The reason why some people get a cowlick is because the growth of their hair is in a spiral pattern, which causes the hair to either stand straight up, or goes to a certain angle.

The reason why hair turns gray as we age is because the pigment cells in the hair follicle start to die, which is responsible for producing "melanin" which gives the hair colour.

The big toe is the foot reflexology pressure point for the head.

The loss of eyelashes is referred to as madarosis.

The longest human beard on record is 17.5 feet, held by Hans N. Langseth who was born in Norway in 1846.

The fastest growing tissue in the human body is hair.

The average human scalp has 100,000 hairs.