What Is the Psoas Muscle? The psoas (pronounced so-ezz) muscles are two large muscles in your lower back. You have one on either side of your spine. They're the main muscular connection between ...

By Hilary Achauer 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 ...

Many people expect to see quick results when trying to build muscle. It's understandable, especially when you constantly see others showing off their progress on social media. However, the process ...

When you think about the benefits of protein, building and maintaining muscle are likely what come to mind. But this powerhouse nutrient has many other benefits as well—from increasing energy ...

Myasthenia gravis is a chronic condition that causes muscles to tire and weaken easily. For example, if you have myasthenia gravis, you may notice that during a meal, your jaw muscles become tired ...

Muscular atrophy is the thinning, wasting, or loss of muscle tissue, leading to decreased strength and mass. There are various types of muscle atrophy and different treatments for them.

Muscle growth, or hypertrophy, is an increase in the weight of a muscle with no change in the number of fibers present. Depending on your physical needs and goals, you may be interested in taking ...

IF YOU'VE EVER pushed through a grueling workout, you're likely no stranger to muscle soreness. It's that delightful sensation that reminds you of your hard-earned gains and has you wondering why ...

Muscles are attached to bones by tendons. Muscles contract to move our bones by pulling on them. However, muscles can only pull; they cannot push. This is why they usually work a joint in pairs ...

Indian wrestler Sangram Singh on Sunday created history by winning a MMA (Mixed Martial Arts) fight in his debut match at the ...

The first law of strength training is simple: Lift weights, and your muscles get bigger. That’s the fundamental bargain that gets people through the doors of the gym, and it’s true – up to a ...

We've ranked the Best Muscle Cars based on roughly 200 data points encompassing acceleration, handling, comfort, cargo space, fuel efficiency, value, and how enjoyable they are to drive.