Whether you realize it or not, your quads work hard all day, every day. So, your quads deserve some extra attention to keep them functioning at peak performance, and no leg day is complete without ...

What is a Quadriceps Strain? The quadriceps, often shortened and referred to as the quads, are a group of muscles located on the front of the thigh. The quadriceps are actually four different muscles ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Ready for leg day?

Whether you realize it or not, your quads are doing the most—every time you sit, stand, step, or sprint. These powerhouse muscles on the front of your thighs are crucial for strength, balance, and ...

The longest bones in your body are your femurs, which are located within your upper legs. Connected to your femurs are your quadriceps, which are behind practically every movement that you do. This is ...

The quadriceps, or quads, are a group of four muscles on the front of the thigh. They are some of the largest and strongest muscles in the body. The quad muscles allow a person to stand, walk, run, ...

Many runners welcome downhills for a change of intensity and pace. Momentum gives you a push and you have a chance to catch your breath. But when you have descent after descent—as you do in hilly ...

Your first stages of treating a painful pulled quad can be 48 to 72 hours. But repairing the damage can take up to 6 weeks. The key to preventing injuries is to return to your activities slowly and ...

Gentle stretching and other low impact exercises can strengthen the muscles that support your knee joint. Start by stretching your heel, calf, quadriceps, and hamstrings, and work up to half squats, ...