Patellofemoral pain syndrome (PFPS), also known as runner's knee, means that you have pain in front of the knee or around the kneecap (patella). This is where the knee connects with the lower end of ...

Researchers at the Massachusetts Institute of Technology (MIT) have developed a method to restore astoundingly natural movement in people who have had leg amputations above the knee. Rather than fit ...

Brad: If it doesn't track properly, it either pulls to one side or to the other. It causes pain. And where the red tape is here is, typically, you can either have pain on the inside or medial, or the ...

Personal trainer shares three hip flexor strengthening exercises runners can do to build strength and improve performance.