Male Hair Loss
There are a number of causes of hair loss. The most common cause of hair loss in men is androgenetic alopecia or male pattern hair loss (MPHL).
Male pattern hair loss is caused by the effects of the male hormone dihydrotestosterone (DHT) on genetically susceptible scalp. Hair follicles that are located in the front, top and crown areas of the scalp this can be inherited from the mother or father.
Hair loss in men is likely to occur primarily between late teen-age years and age 40-50, in generally recognizable male pattern baldness known as adrogenetic alopecia. Men with, male pattern hair loss may have an expectation of hair loss if they have male relatives who lost hair in a recognizably male pattern.
Female Hair Loss
As is the case with men, androgenic alopecia is the main cause of hair loss in women. It is a hereditary condition which affects 2/3 of women who lost their hair there is no general rule. Hereditary transmission is complex .moreover; this affliction can also affect siblings equally and can also jump an entire generation. Secondary circumstances can be at the origin of hair loss or can contribute to the effects of hereditary pathology. The hair loss can be due to a hormonal unbalance hyperthyroidism-hyperandrogeny hypo-oestrogeny which explain the hair loss in post-menopausal women. The hair loss can be due to a mineral or vitamin deficiency. Iron, copper, magnesium, protein deficiency...
Women lose their hairs in a diffuse way and most of their hairs become rather thin and fine. Generally the front hair line is preserved. The donor area is often slightly balding.