Although ringworm often appears on the skin, including the scalp, it can also show up on the fingernails or toenails. Ringworm of the nails doesn't create a ringlike pattern. Instead, it turns ...

In some people with psoriasis, nail symptoms are the first to appear. A nail fungal infection, also known as tinea unguium or onychomycosis, is an infection that can affect the nail plate ...

These fungi thrive on keratin, a protein found in your hair, nails, and the outermost layer of your skin. Tinea capitis is highly contagious and the following factors can increase your risk of ...

As in other tinea infections, mold-like fungi known as dermatophytes cause jock itch. These microscopic fungi live on your skin, hair, and nails. They’re typically harmless, but they can ...

Tinea corporis or ringworm is a skin infection caused by a fungus that lives on dead tissues, such as the skin, hair, and nails. Ringworm is a fungus that causes both jock itch and athlete’s foot.

The dermatophytes (tinea) are a group of fungi that invade keratinized tissue. Depending on the type of species, the epidermis and its structures (such as nails and hair) are infected ...