Nail Biting & Bacteria: Understanding Staphylococcus aureus Infections

Staphylococcus aureus is a type of bacteria that can cause a variety of infections, including skin infections, respiratory infections, and blood infections. It is commonly found on the skin and in the nose of healthy people, and it can be spread through contact with contaminated surfaces or through direct contact with an infected person.

Staphylococcus aureus can cause a nail infection called paronychia, which is an inflammation of the tissue around the nail. Paronychia can be caused by a variety of factors, including injury to the nail, exposure to irritants, or infection with bacteria or fungi. Staphylococcus aureus is the most common cause of bacterial paronychia.

Symptoms of paronychia include pain, swelling, redness, and warmth around the nail. The nail may also become discoloured and/or deformed. In severe cases, the infection can spread to the underlying bone.

Treatment for paronychia typically involves antibiotics to kill the bacteria and relieve the infection. In some cases, surgery may be necessary to remove the infected nail or to drain the pus from the infected area.

To prevent paronychia, it is important to keep your nails clean and dry. Avoid biting your nails or picking at the skin around your nails. If you have a cut or injury to your nail, clean it immediately and apply a bandage. If you develop any symptoms of paronychia, see your doctor right away.