Septic arthritis is an infection that affects one or more joints. Bacteria most often cause it, although fungi and viruses may cause it in rare situations. Certain factors can increase your risk.

The joints that septic arthritis affects may be swollen, inflamed, and feel warm to the touch. A person can also experience nonvisual symptoms, including fatigue, a fast heart rate, and a lack of ...

Osteomyelitis and septic arthritis are two types of infections usually caused by bacteria that affect your musculoskeletal system. Septic arthritis is an infection of the lining and fluid of one or ...