Tinea corporis, commonly known as ringworm, is a fungal infection that affects the skin. It is characterized by red, circular patches with raised edges and clear centers. The infection can occur on various parts of the body, including the arms, legs, and torso. It is contagious and can spread through direct skin contact or by sharing contaminated items like towels or clothing. Treatment for tinea corporis typically involves antifungal creams or oral medications prescribed by a healthcare professional. Maintaining good hygiene and keeping the skin dry can help prevent the infection from spreading or recurring.