Testosterone Men's hormones
5 α Reductase
Create DHT
Excessive sebum secretion
Hair follicles atrophy
Nutritional oxygen deficiency Decreased cell division
Hair follicles atrophy
Nutritional oxygen deficiency Decreased cell division
Male pattern
hair loss
progression
hair loss
progression
- Symptoms : Spread widely from the frontal to the crown or the frontal recedes.
- Between 10 and 20 years since the hair loss started, alopecia spot is slowly formed
- Adult hair loss : Male hormone excess, gene-induced synergies, and blood circulation disorders
- Geriatric hair loss : Age over 50. Caused by aging of hair matrix cells and hair papilla, heredity, and scalp stiffness.