How do I know if I've injured my hamstring?

Mild hamstring strains (grade 1) will usuallycause sudden pain and tenderness the back ofyour thigh. It may be painful to move your leg, but the strength of the muscle shouldn't be affected.

Partial hamstring tears (grade 2) are usually more painful and tender. There may also be some swelling and bruising at the back of your thigh and you may have lost some strength in your leg.

Severe hamstring tears (grade 3) will usually be very painful,tender, swollen and bruised. There may have been a "popping" sensation at the time of the injury and you'll be unable to use the affected leg.

Content supplied by the NHS Website

Medically Reviewed by a doctor on 21 Dec 2018