Question: what does a ringworm do?
Answer: Ringworm of the body Ringworm often causes a ring-shaped rash that is itchy, red, scaly and slightly raised. The rings usually start small and then expand outward. Ringworm of the body (tinea corporis) is a rash caused by a fungal infection. It's usually a red, itchy, circular rash with clearer skin in the middle.