• A person can have a serious muscle imbalance without even knowing it. There are a number of simple tests people can give themselves to find out whether they have a muscle imbalance in any part of ...

The joints in your body are enveloped by muscles that coordinate their movements. These muscle groups counterbalance each other and work together to complete a movement. The muscles on either side of ...

Repeatedly doing the same type of activity — whether it’s running, lifting or sitting — can have serious downsides. By Hilary Achauer When you head out for your daily run, with each stride you’re ...

Have you ever managed a single-legged squat on only one leg or struggled to lift a weight with one arm but not the other? There's a reason for that, and it's called a muscle imbalance: when a muscle ...

That nagging shoulder twinge or persistent knee pain might not be random bad luck—it could be the direct result of muscle imbalances silently developing in your body. While most fitness enthusiasts ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS, Mo. – Personal trainer Mike Wayne ...

Dealing with a leg being shorter than the other is hardly unusual when it comes to runners. In fact, if you think one of your legs is longer than the other, you can count yourself in good company. To ...

DOMS can generally indicate that you’ve trained hard, as it’s your body showing you that it’s repairing and building muscle. If you have arm soreness in one limb but not the other, it could be due to ...

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 growing ...