The skin is the largest organ of the body. Its function is to protect your body from infection. Sometimes the skin itself becomes infected. Skin infections are caused by a wide variety of germs, and symptoms can vary from mild to serious. 
The symptoms of a skin infection also vary depending on the type. Common symptoms include redness of the skin with a rash, itching, pain, and tenderness.
Skin infections can spread beyond the skin and into tEver heard of Skin Infection?he bloodstream. When this happens it can become life-threatening.
Treatment depends on the cause of the infection and the severity. Some types of viral skin infections may improve on their own within days or weeks with the use of topical antibiotics applied directly to the skin or with oral antibiotics.
Your doctor may also recommend medications to reduce discomfort like anti-inflammatory drugs.