Oct 11, 2022 · Muscle spasms Swelling Muscle weakness When to see the doctor Mild strains can be treated at home. See a doctor if your symptoms worsen despite treatment — especially if your pain …

Feb 1, 2026 · Cyclobenzaprine is also used to treat a condition called fibromyalgia (muscle pain and stiffness). Cyclobenzaprine acts on the central nervous system (CNS) to produce its muscle relaxant …

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 affected joint …

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, …

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, …

Jun 27, 2023 · Athletes take human growth hormone, also called somatotropin, to build more muscle and do better at their sports. But studies don't clearly prove that human growth hormone boosts …

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 …

Aug 15, 2023 · Back pain is a common problem that many people deal with every day. Exercise often helps to ease back pain and prevent further discomfort. The following exercises stretch and …

Sep 12, 2025 · Dermatomyositis (dur-muh-toe-my-uh-SY-tis) is a condition in which swelling and irritation, called inflammation, attacks the body's tissues. Dermatomyositis causes muscle weakness …

Dec 21, 2023 · Knowing when and what to eat can make a difference in your workouts. Understand the connection between eating and exercise.