Dermatologists break down the most common circular rashes that aren’t ringworm, including hives, lupus, and atopic dermatitis ...

Granuloma annulare causes a rash that’s easily mistaken for ringworm. This rash forms a clear circle with small, firm, ...

The rashes can spread easily on "face and limbs (ringworm), groin (jock itch), and feet (athlete’s foot)," NYU Langone said. Dr. Avrom Caplan, an assistant professor of dermatology at the NYU ...

Ringworm is caused by infection of the hair and surface layers of the skin by fungi. It occurs in all species of animals including man. Fungal infections cause little, if any, permanent damage or ...