
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 working hard, …
Peripheral neuropathy - Symptoms and causes - Mayo Clinic
Motor nerves that control muscle movement. Autonomic nerves that control functions such as blood pressure, sweating, heart rate, digestion and bladder function. Symptoms of peripheral neuropathy …
Statin side effects: Weigh the benefits and risks - Mayo Clinic
Jul 21, 2025 · Very rarely, statins can cause life-threatening muscle damage called rhabdomyolysis (rab-doe-my-OL-ih-sis). Rhabdomyolysis can cause extreme muscle pain, liver damage, kidney failure, …
Myofascial pain syndrome - Diagnosis and treatment - Mayo Clinic
Jan 5, 2024 · Muscle relaxers. Clonazepam (Klonopin) and other medicines called benzodiazepines help treat the anxiety and poor sleep that sometimes come with myofascial pain syndrome. These …
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 lipoprotein-related …
Creatine - Mayo Clinic
Strength, muscle size and performance. Creatine supplement use might help an athlete do more work during repeated short bursts of high-intensity exercise, such as lifting weights or sprinting. Creatine …
Stretching: Focus on flexibility - Mayo Clinic
Nov 18, 2023 · Focus on major muscle groups. Concentrate your stretches on major muscle groups such as your calves, thighs, hips, lower back, neck and shoulders. Make sure that you stretch both …
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 movement …
Performance-enhancing drugs: Know the risks - Mayo Clinic
Jun 27, 2023 · Helps build muscle. Causes features such as facial hair and a deeper voice. The anabolic steroids used by athletes are often forms of testosterone made in a lab. Some people use anabolic …
A guide to basic stretches - Mayo Clinic
Jun 18, 2024 · The calf muscle runs along the back of the lower leg. To stretch the calf muscles: Stand at arm's length from a wall or a piece of sturdy exercise equipment. Put your right foot behind your …