Growth phase (anagen): hair papilla is formed and the first exit out of the oil glands around the hair follicles. Body hair and perfect appearance the outer horn. Growth phase lasts 2-4 years 3-7 years in men and in women. 0,3-0,4mm hair grows one day and a maximum of 1 cm in a month.
Stop the growth phase (Catagen): during this phase, the hair undergone a series of changes. All activity in the cell growth stopped and hair elected co forward. The synthesis of melanin also stopped. The deepest part of the hair follicles will degenerate in 2 to 3 weeks.
Degenerative phase (telogen) lasting 2-4 months. Hair follicles are now just a part of inactivity. Parts grow deep under the skin, hair pins separated from cystic now shrinking, begin to fall off and make room for the growth phase of new hair, new hair cycle begins.