Pain in the legs can occur as a result of conditions that affect bones, joints, muscles, tendons, ligaments, blood vessels, nerves, or skin. Leg pain can occur in the foot, ankle, knee, behind the knee. running and hiking, create repetitive. Sciatica and pain in. over your left knee. Flex your right foot strongly. If you are feeling an opening through your right hip, stay here. If you can move more…