The supraspinatus tendon is a thick fibrous band of tissue that connects the supraspinatus muscle to the shoulder joint. The supraspinatus muscle is attached to the shoulder blade and aids in shoulder movement.

A pinched tendon in the rotator cuff is a condition more commonly referred to as impingement syndrome. The rotator cuff is a collection of four small muscles that allow humans to rotate and lift the shoulder.

The knees are vulnerable joints, especially if you are active and engage in activities like running, skiing or cycling. Everyday activities, like climbing stairs, can also put a strain on your knees if you use improper form.

The sciatic nerve is the long nerve that runs from the lower back, down the back of the leg and into the foot. This nerve can be affected by disk herniations, spinal stenosis, spondylolisthesis, piriformis syndrome, spinal tumor, trauma or sciatic nerve tumor, according to the Mayo Clinic.

Numerous health effects or conditions are associated with calcinosis or calcium deposits under the skin. According to the Arthritis Foundation, calcinosis is the medical term for calcium deposits that can form under the skin or in the muscles.

When toes are normal, they extend straight out and have a natural slight downward curvature. But when hammer toes develop, they're bent at the middle joint; this generally occurs in the second, third or fourth toe.

A femoral bone contusion is a deep bruise, or hematoma, of the thighbone. Contusions of the femur can occur from extreme blunt trauma to the thigh or from the femur jamming the tibia at the knee joint, which might happen if you landed awkwardly from a jump.

If you are an avid runner, you may be well acquainted with annoying aches and pains. However, pain in the medial collateral ligament -- the thick band that supports the inside of the knee and attaches the femur and tibia -- may be indicative of a serious injury.

Your knees withstand a significant amount of pressure, supporting your body weight throughout the day. Over time, the cartilage that supports your knee joint can begin to wear down, causing the bones of the knee joint to rub together.

Lightly trailing a feather or a finger over the instep of someone's foot usually causes several predictable reactions: The person laughs, giggles or becomes irritated, instinctively draws his foot out of reach and does his utmost to avoid being tickled a second time. Dr.

You have probably heard the expression “feeling no pain” when referring to someone who has had too much to drink.

Lockjaw is the common term for temporomandibular joint disorder, or TMJ, that causes pain in the joint where the lower jaw meets the skull, according to the Mayo Clinic. The National Institute of Dental and Craniofacial Research, or NIDCR, estimates that 10 million Americans are affected.