Why do hair follicles not grow hair?

Hair follicles do not grow hair reasons mainly include hair follicle aging, nutritional deficiencies, folliculitis, etc.

1, hair follicle aging

with age, hair follicle aging, so that its function gradually decline, leading to thinning, thinning or stop growing hair.

2, nutritional deficiencies

If the patient's diet is unreasonable at ordinary times, leading to lack of nutrients, hair follicles lose nutritional support, necrosis, resulting in not long hair.

3, folliculitis

If the patient has folliculitis, not timely treatment, the disease has not been controlled, inflammatory reaction for a long time stimulate hair follicle tissue, leading to hair follicle damage, easy to cause hair to stop growing.