Medically reviewed by Jurairat J. Molina, MD A circular rash is commonly caused by a fungal infection called ringworm.

Impetigo can be similar in appearance to other conditions, such as eczema, ringworm, or cold sores. A doctor will prescribe appropriate treatment for your specific condition. Can impetigo be ...

You can typically get rid of a ringworm infection with over-the-counter (OTC) antifungal treatments. Certain cleaning practices at home may also help speed recovery. A ringworm rash can be ...

If you scratch, it can lead to sores that scab over or may become infected and inflamed. Similar to scalp ringworm, lice is most common in children, but it can also affect adults. The most common ...