Behind-the-knee pain could be due to muscle strain or arthritis—or something far more serious. Orthopedic experts say these are the most common causes.

Brothers Rob and Dave Nicholson are lifting the lid on the hit series and some of their most memorable moments in a new book ...

Real Madrid knocked rivals Atletico Madrid out of the Champions League after a controversial penalty shoot-out that saw Julian Alvarez’s successful effort ruled out by VAR. Alvarez scored ...

A rash on the inner thigh or near the groin can be caused by close-fitting clothing, leg shaving, or situations that result in little airflow and sweat that can trigger a rash. Common skin disorders ...

Keeping track of your thigh pain in a journal can help to pinpoint the cause. Muscle strains are a common cause of inner thigh pain, but other conditions (such as kidney stones) can lead to symptoms ...

Ankle bursitis occurs when one or more of the bursae sacs in the ankle become inflamed. This can cause pain, swelling, and difficulty moving the ankle. Bursae are small, fluid-filled sacs ...

A skin lump or bump covered by normal skin Skin swelling just in one spot (localized) is also included ...

Injuries to the lips and mouth Includes inner cheeks and the roof of the mouth (hard and soft palate) Front of the mouth includes the tongue. Also, includes the flap under the upper lip (frenulum).