A rare disease of the root of a nerve in the middle (thoracic) section of the spine.

A gradual thickening and tightening of tissue under the skin in the hand.

A chronic inflammatory bowel disease that affects the lining of the digestive tract.

A chronic, inflammatory bowel disease that causes inflammation in the digestive tract.

Gnarled, enlarged veins, most commonly appearing in the legs and feet.

A chronic muscular pain disorder.

A condition in which a finger gets stuck in a bent position and then snaps straight.

A condition characterized by stiffness and pain in the shoulder joint.

A condition characterized by a nearly irresistible urge to move the legs, typically in the evenings.

A sudden, involuntary contraction of one or more muscles (cramp), often in the legs.

A painful, involuntary contraction of a muscle.

A common, painful condition affecting the lower portion of the spine.

Osteoarthritis of the spine, usually in the neck or lower back.

A common injury in which forceful twisting causes certain tissue in the knee to tear.

A disease that can result from inadequately treated strep throat or scarlet fever.

A disease that disrupts the replacement of old bone tissue with new bone tissue.

Inflammation of bone caused by infection, generally in the legs, arm, or spine.

An inflammatory disease caused when the immune system attacks its own tissues.

Chronic arm or leg pain developing after injury, surgery, stroke, or heart attack.

A bony bump that forms on the joint at the base of the big toe.

A condition in which calcium crystals deposit in the joints, potentially causing pain.

Joint pain and swelling triggered by an infection in another part of the body.

Ankle pain due to a compressed nerve.

An injury to the tissue connecting the kneecap to the shin bone (patellar tendon).

A numbness and tingling in the hand and arm caused by a pinched nerve in the wrist.

A term used to describe damage and pain caused by repetitive movement and overuse.

An injury in which the upper arm bone comes out of the shoulder blade socket.

Shoulder pain caused by connective tissue (a tendon) rubbing on a shoulder blade.

A neck injury that can occur when the head suddenly moves backward and then forward.

A breakdown of muscle tissue that releases a damaging protein into the blood.

An inflammatory disorder causing muscle pain and stiffness around the shoulders and hips.

A circulatory condition in which narrowed blood vessels reduce blood flow to limbs.

Pain caused by overuse along the shinbone, the large front bone in the lower leg.

A painful condition in which connective tissue rubs against the thighbone.

A condition in which the cartilage under the kneecap is damaged due to injury or overuse

Widespread muscle pain and tenderness.

A common type of hip pain.

Inflammation of one or more joints, causing pain and stiffness that can worsen with age.

A form of arthritis characterized by severe pain, redness, and tenderness in joints.

Weakness, numbness, and pain from nerve damage, usually in the hands and feet.

A condition in which bones become weak and brittle.

A sideways curvature of the spine.

A condition which refers to a problem with the rubbery disk between the spinal bones.

A complete or partial break in a bone.

A tiny crack in a bone caused by repetitive stress or force, often from overuse.

An injury that occurs when the ankle rolls, twists, or turns in an awkward way.

A painful condition affecting the tendons on the thumb side of the wrist

An irritation of the tissue connecting the forearm muscle to the elbow.