UAN:212 Article type:-->Hamstrings are unusual in that they pass over two joints, the hip and the knee. They are therefore most likely to be injured when the hip is bent and the knee fully straightened. Further stretching may cause an injury

our joints. However, if the clicking becomes more persistent, uncomfortable or associated with a specific movement, the underlying cause needs to be examined.It’s unlikely that you have suffered a cartilage injury, as you say that there is no pain

. This presents itself as cramp-like sensations which can stop you dead in your tracks. This is more difficult to treat conservatively, and although stretching and exercise can help, surgery is sometimes required. — Martin Haines, sports medicine consultant

by members of Runner's World just like you. If you want to bring a discussion back to life, don't be shy: just add a new message at the end of it. Alternatively, start a new thread on the injury & health forum. HEALTH: BEATING INJURYFoot Blisters

Put a pin in itAfter great initial success with a gold at the World Youth Championships in 2006, Harry suffered from a spinal injury which took him out of action for almost a year. Stress fractures on the vertebral column in his back meant he

the quadriceps and ITB. You'll need a surface about mid-thigh height. The kitchen table is normally a good bet!Starting postion: Stand with your buttocks resting against a table or use the steeplechase pit at your local track.Exercise: Pull one knee to your chest

barbell. Oops.I became obsessed with what the human knee can and cannot do when one of mine shut down after a couple of days of modest runs over a nearby hill. The technical name for my injury was patellofemoral pain syndrome, otherwise known as PFPS

barbell. Oops.I became obsessed with what the human knee can and cannot do when one of mine shut down after a couple of days of modest runs over a nearby hill. The technical name for my injury was patellofemoral pain syndrome, otherwise known as PFPS

and could even boost your muscles' performance on the track.Why? Stretching helps prevent sports injuries by increasing your range of movement and reducing the tension in your muscles. Every muscle in the body has an opposing one that works against

GETTY IMAGESMost runners know about injuries. They're almost part of the game. Run long enough or hard enough, and you'll probably come down with an ache that will temporarily sideline you.Fortunately, most running injuries are short-term. After a