Any joint can become arthritic, but the most commonly affected areas of the body are the knees, hands, hips, feet and lower back - getty For many of us, aches and pains, sore joints and stiffness are ...

NBC News medical contributor Dr. Natalie Azar, and board-certified clinical specialist in orthopedic physical therapy Karena Wu, join TODAY with what you need to know about arthritis, including the ...

Medically reviewed by Oluseun Olufade, MD Key Takeaways Sciatica can cause pain, tingling, or weakness in the leg due to ...

Transient synovitis and septic arthritis both affect the legs or hips and typically occur in children. One resolves on its own, but the other can be life threatening. Transient synovitis, also called ...

Chances are you know someone who has had a total knee replacement. The surgery is fairly common, with about 790,000 of these procedures done annually in the United States. Those most at risk 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 ...

Lower back pain and swelling in the legs and feet can occur together due to conditions like varicose veins, kidney disease, and pregnancy. Seeing a healthcare provider is important if you have back ...