How Telogen Effluvium Causes Hair Loss
At any given time, the individual hairs on your scalp are in different phases; some are growing and others are resting. Normally, about 90% of hair is in the growth phase, called anagen. A single hair can be in the growth phase for several years and grow half an inch each month. The remaining 10% of hair is in a resting phase, called telogen. The telogen phase allows the hair follicle, which nourishes each hair, to rest before producing a new hair and starting the cycle of growth again....