Ringworm is a fungal infection that begins as a raised area about the size of a pea but grows to a ring-like structure under the skin, according to KidsHealth. It looks like a worm under the skin. Athlete's foot, Candida and jock itch are fungal infections with different symptoms.
Athlete's foot is another type of fungal infection that causes itching, peeling and redness of the foot. The fungus sometimes leads to blisters or open sores on the feet. It grows in shoes and other warm, moist areas. It also spreads through locker rooms, swimming pools and public showers, according to WebMD. Topical medications usually help to stop an athlete's foot infection.
Candida is yeast-like fungi, according to WebMD. In babies, it causes some forms of diaper rash and thrush, notes KidsHealth. It affects the soft, moist areas of the body, including the skin around the nails. In older girls and women, Candida infections sometimes affect the vagina.
Jock itch is a fungal infection that grows in the warm, moist areas of the body and often affects the genitals, inner thighs and buttocks, according to WebMD. It is most common when the weather is warm. It is a red, itchy rash that often takes on a circular appearance.