Jock itch (also known as tinea cruris) is a common fungal infection that affects the skin of the inner thighs, buttocks and genitals. The fungus that causes jock itch thrives in warm, moist areas. As a result, it causes an itchy, red, often ring-shaped rash in these warm, moist areas of the body.

Bathe or shower regularly and rinse completely.

Avoid strong or deodorant soaps as they can be irritating.

Dry thoroughly.

Wear loose-fitting, absorbent cotton shorts.

Avoid tight-fitting underwear or clothes.

Change underwear at least once a day, more often if you work out or sweat heavily.

Don't share towels.

Use a fresh towel after each shower.

Sleep naked to allow the area to remain dry.