Ringworm is a fungal rash that can be itchy. It usually comes from another person (often athletes) or an infected pet. It starts as a single, ring-shaped spot that grows over time. Most cases improve with over-the-counter antifungal treatments.

Tinea versicolor is a common yeast rash that usually doesn’t itch but can change your skin’s color. It’s more common in hot, humid areas. Treatment often includes antifungal creams or dandruff shampoo.

Athlete’s foot is a fungal rash that usually itches, with peeling skin between the toes and dry patches on the feet. Painful cracks called fissures can form. Most cases improve with over-the-counter treatments.

Jock itch is a fungal rash causing red or dark, dry patches in the groin, lower belly, or inner thighs. It often occurs in people with athlete’s foot and usually improves with over-the-counter treatments.

Nail fungus occurs when fungus infects toenails or fingernails, causing thick, yellow nails that may split at the tips. It often happens in people with athlete’s foot.

Perleche is redness and painful cracks at the corners of the mouth. It’s usually easy to treat with the right over-the-counter products.