"The job of the muscles of the rotator cuff is to keep the long arm bone (humerus) centered in its joint," says ... and teres minor in a position that makes it hard for the upper trapezius to take ...

Arm pain is a common experience with many possible causes. Acute injury, overuse (wear and tear), and underlying conditions ...

I am trying to get into shape for summer, and one area that has always been challenging has been my upper arms. Recently, ...

Risk factors for a heart attack include: Both sprains and strains of your shoulder, biceps, and muscles of the forearm will cause pain ... or the humerus — the upper arm bone.

Some other lung-related conditions known to cause chest discomfort include: Pneumonia: This infection inflames the air sacs in your lungs and can make your chest hurt when you breathe or cough.

When you head out for your daily run, with each stride you’re strengthening your quadriceps, your hamstrings and your upper ... muscles, imbalances can emerge. This can lead to pain, poor ...

"My shoulder pain wakes me up if I roll over ... The rotator cuff consist of four muscles within the shoulder, connecting the upper arm (humerus) to the shoulder blade (scapula).

“The biceps, located in the front of your upper arm, are responsible for bending your elbow and rotating your forearm. The triceps, on the back of your arm, are the largest muscle in your ...