Question

What is the function of hair on skin?

Answer 1

Hair on different parts of the body show subtle differences and they have different purposes.
Facial hair in human males helps in distinguishing men and women.
The hairs on the eyebrows and eyelashes protect the eyes from the entry of foreign particles and raindrops.
Nasal hair prevent the dust particles from entering into the nasal cavity.
Body hair protects the skin from the UV rays and also helps in maintaining the temperature of the body.