Hamstring pain is a sudden, sharp tightness in the back of your thigh from an injury to your muscles. The injury can be as mild as a small strain or as severe as a muscle tear.

A Grade 2 hamstring strain could be anything from approximately one per cent of the muscle to 95-99 per cent of the muscle, so it’s a very non-precise grading of the significance of the damage.

A person may experience upper thigh muscle pain due to impact trauma, sprains, or strains. Pain in the upper thigh may also occur due to nerve damage, blood clots, or arthritis. This pain may ...

The hamstring muscles run down the back of each leg, opposite the thigh, from the hip to the knee. The hamstring muscles include the biceps femoris, semimembranosus and semitendinosus.

Like any other muscle, your thigh muscles are exposed to trauma, overstraining, and other sources of discomfort. These problems usually result in apparent signs like pain and bruising. But you may ...

Introduction. Hamstring muscle injuries (HMIs) present one of the greatest challenges for those working with athletes and are known to be the most common injuries in sports that involve high-speed ...

For muscles that have simply tightened or shortened over time and decreased your range of motion, stretching is likely to be beneficial as long as it doesn’t cause more pain, Cayce Onks, MS, DO ...

When you head out for your daily run, with each stride you’re strengthening your quadriceps, your hamstrings and your upper calf muscles. The muscles on the sides of your hips, however, aren’t ...