Ringworm is a flat, ring-shaped infection.Ringworm on the scalp can cause round, painful red patches and make hair fall out.
What to do
What to do if ringworm gets worse
Go to the doctor if any of these things happen:
It is important to take the antibiotics each day until they are finished, even if the skin has got better. The antibiotics need to keep killing the infection in the body after the skin has healed.