A dull feeling in your left arm could be from overuse or strain. Learn what causes pain on this part of the arm here and ...

Medically reviewed by Jennifer Steinhoff, MD Shoulder blade pain is discomfort in or around your shoulder blades. It usually ...

To locate your deltoid muscles, touch the side of your neck, then follow your ... if you have severe muscle swelling and pain or can’t move your shoulder or arm. Overusing or straining your ...

When a person has an infection, they may notice swollen lymph nodes in part of the body near the infection site, such as their neck, armpit, jaw, or groin. Cancer that develops in or spreads to ...

"The ligaments that hold the shoulder joint together are near the armpit ... the body in the armpits (called axillary lymph ...

Sitting with the head and neck tilted at an angle can cause shoulder pain. Remember ... There may also be redness and swelling. Organs in the abdomen, like the liver and gall bladder, can irritate the ...