Dr. Shadan Naji
Hair fall is defined as losing more than 100 hair per day. Several causes can be found. Always thyroid gland, ferritin and zinc level should be checked before giving the final plan of treatment. Washing and blow-dry does not affect the hair fall but dying the hair with specific chemicals can trigger hair fall. If you feel that you are losing > 100 hair per day and you see thinning of hair on the scalp you should see you dermatologist to identify the reason and give you the treatment required.