Why a person could naturally lose his hair?


Androgenetic Alopecia: Pattern hair loss, known as male-pattern hair loss (MPHL) when it affects males and female-pattern hair loss (FPHL)


Alopecia areata: It is also known as spot baldness, is a condition in which hair is lost from some or all areas of the body.


Alopecia Universalis (AU): is a condition characterized by the complete loss of hair on the scalp and body.