Having a muscle imbalance, neglecting to warm up before doing lunges, overusing your leg muscles, or exercising them while they're fatigued can raise your risk of a quadriceps injury. Recognizing the ...

Just when it seemed as if Julio Rodriguez was poised to get going at the plate, the Mariners star center fielder was lifted from Saturday afternoon’s loss to the Blue Jays in the first inning with a ...

Lunges are popular for toning and strengthening your legs, including a group of muscles called the quadriceps. Your quad muscles extend from your hips to your knees at the front of your thighs. Having ...