Common causes are chemicals in shampoos or hair dyes such ... Scalp ringworm A ringworm fungal infection can affect your hair follicles, resulting in very itchy scaly patches that may also cause ...

Medically reviewed by Brendan Camp, MD There are effective treatments for an itchy scalp. Depending on the cause, you can ...

There’s a common fungal infection that both humans and animals called ringworm ... all of your cat’s hair and washing your cat at least twice a week with a medicated shampoo.