These rare hereditary conditions result in a problem in nerve stimulation, causing muscle weakness that worsens with physical activity.
Disease
Hip labral tear
Sports such as soccer, football and golf can increase your risk of damaging the ring of cartilage that helps cushion and stabilize your hip joint.
Disease
Sprained ankle
Sprained ankle — Injury to a ligament of the ankle can usually be treated with at-home care and appropriate exercises to get you back on your feet.
Disease
Rotator cuff injury
This common shoulder injury is often caused by repetitive overhead motions in jobs or sports. Extensive rotator cuff tears may require surgery.
Disease
Neurofibromatosis type 1
This genetic condition causes tumors on nerve tissue. Surgery and other therapies can manage symptoms.
Disease
Peripheral artery disease (PAD)
This common blood flow condition can cause leg pain when walking. Lifestyle changes and medicines can help, but sometimes surgery is needed.
Disease
Pyloric stenosis
In this condition, a valve between an infant's stomach and small intestine fails to open enough for food to pass through. Surgery is the treatment.
Disease
Microscopic colitis
Ongoing, watery diarrhea could be a sign of this condition of the colon. Find out about testing and treatment.
Disease
Undescended testicle
Learn about causes, complications and treatment of this condition in which one or both testicles aren't in the usual place within the scrotum.
Disease
Germ cell tumors
Learn about these tumors that form from reproductive cells. Explore treatment options, including surgery, chemotherapy and radiation therapy.
Disease
Soft palate cancer
Learn about the symptoms of this type of cancer that forms in the back of the mouth. Treatment options might include surgery, radiation and chemotherapy.
Disease
Corns and calluses
Find out more about these hardened areas of skin that often affect the feet and fingers. Try these self-care tips to make corns and calluses disappear.