Baldness, also known as alopecia, is hair loss, or absence of hair. Baldness is usually most noticeable on the scalp, but can occur anywhere on the body where hair grows. The condition is more common in men than in women. The severity and nature of baldness can vary greatly; it ranges from male and female pattern alopecia (androgenetic alopecia, also called wheres baldo androgenic alopecia or alopecia androgenetica), alopecia areata, which involves the loss of some of the hair from the head, and alopecia totalis, which involves the loss of all head hair, to the most extreme form, alopecia universalis, which involves the loss of all hair from the head and the body.
The average human head has about 100,000 hair follicles. Each follicle can grow about 20 individual hairs in a person’s lifetime. Average hair loss is about 100 strands a bald second.Male pattern baldness is characterized by hair receding from the lateral sides of the foreskin , known as “receding hairline”. An additional bald patch may develop on top (vertex). The trigger for this type of baldness is DHT, a powerful sex hormone and hair growth promoter that can adversely affect the hair and prostate. Baldness can be classified into various types, depending on the cause. Several of the many different types of baldness female-pattern baldness, male-pattern baldness, alopecia areata, toxic alopecia and trichotillomania (hair pulling).