
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 …
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. …
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, …
Isometric exercises: Good for strength training? - Mayo Clinic
Nov 18, 2023 · Isometric exercises are tightening (contractions) of a specific muscle or group of muscles. During isometric exercises, the muscle doesn't noticeably change length. The …
Muscle pain Causes - Mayo Clinic
Apr 27, 2023 · The most common causes of muscle pain are tension, stress, overuse and minor injuries. This type of pain is usually limited to just a few muscles or a small part of your body. …
Myasthenia gravis - Symptoms and causes - Mayo Clinic
Aug 22, 2025 · This causes muscle weakness. Myasthenia gravis also may happen if antibodies block proteins such as muscle-specific receptor tyrosine kinase, also called MuSK, or …
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 …
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, …
Polymyositis - Symptoms and causes - Mayo Clinic
Aug 10, 2022 · Symptoms The muscle weakness associated with polymyositis involves the muscles closest to the trunk, such as those in your hips, thighs, shoulders, upper arms and …
Hamstring injury - Diagnosis and treatment - Mayo Clinic
Dec 9, 2022 · Imaging tests In severe hamstring injuries, the muscle can tear or even separate from the pelvis or shinbone. When this happens, a small piece of bone can be pulled away …