Hair follicles are getting lighter and lighter and hair loss is considered to be seborrheic alopecia, tinea capitis, hypothyroidism, etc. The main treatment is medication, which should be chosen according to the specific cause of the disease. 1. seborrheic alopecia: seborrheic alopecia is also called androgenic alopecia, you can take oral finasteride, spironolactone and other medications, and topical application of minoxidil to promote hair growth. 2. Tinea capitis: Tinea capitis is a skin fungus infection to the scalp and hair, it will affect the hair follicles, make the hair thin, serious hair loss, you can take oral ashwagandha, terbinafine, usually use ketoconazole shampoo to wash the hair, topical application of clotrimazole, miconazole and so on. 3. Hypothyroidism: hypothyroidism can lead to reduced metabolic rate, microvascular spasm, insufficient blood supply, affecting the hair follicles leading to hair thinning, should be treated for primary diseases. The hair follicles are getting lighter and lighter and there may be other reasons, it is recommended to go to the hospital in time, improve the examination to clarify the cause, give targeted treatment or treatment.