
Muscle cramp - Symptoms and causes - Mayo Clinic
Mar 7, 2023 · Overview A muscle cramp is a sudden, unexpected tightening of one or more muscles. Sometimes called a charley horse, a muscle cramp can be very painful. Exercising or …
Neuromuscular Disease - Overview - Mayo Clinic
Nov 8, 2025 · Neuromuscular Disease Overview Neuromuscular diseases affect the function of muscles due to problems with the nerves and muscles in your body. The most common sign of …
Dystonia - Symptoms and causes - Mayo Clinic
Jan 25, 2025 · The muscle spasms can range from mild to more serious. They may be painful, and they can affect the person's ability to complete daily tasks. There's no cure for dystonia, …
Tendinopathy - Symptoms and causes - Mayo Clinic
Mar 22, 2025 · Tendinopathy is a term for any condition that affects a tendon. Tendons are cords that attach muscle to bone. Tendinopathy, which can cause pain and tenderness, is common. …
Polymyalgia rheumatica - Symptoms & causes - Mayo Clinic
Mar 1, 2025 · Polymyalgia rheumatica is an inflammatory condition. It causes joint and muscle pain and stiffness, mainly in the shoulders and hips. Symptoms of polymyalgia rheumatica (pol …
Hypertrophic cardiomyopathy - Symptoms and causes - Mayo Clinic
Feb 23, 2024 · Hypertrophic cardiomyopathy (HCM) is a disease in which the heart muscle becomes thickened, also called hypertrophied. The thickened heart muscle can make it harder …
Myofascial pain syndrome - Symptoms and causes - Mayo Clinic
Jan 5, 2024 · Overview Myofascial pain syndrome is a long-term pain condition. It involves some muscles and the thin cover of tissue that holds muscles in place, called fascia. Pressure on …
Statin side effects: Weigh the benefits and risks - Mayo Clinic
Jul 21, 2025 · What are statin side effects? Muscle pain and damage One of the most common complaints of people taking statins is muscle pain. You may feel this pain as a soreness, …
Movement disorders - Symptoms and causes - Mayo Clinic
May 30, 2024 · There are many types of movement disorders that cause different symptoms. For example, dystonia causes muscle contractions that lead to twisting of the body. Another …
Polymyositis - Symptoms and causes - Mayo Clinic
Nov 19, 2025 · Overview Polymyositis (pol-e-my-o-SY-tis) is a condition in which swelling and irritation, called inflammation, happens when the immune system attacks its own muscle …