Muscle strains - Symptoms and causes - Mayo Clinic
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 …
Cyclobenzaprine (oral route) - Side effects & dosage - Mayo Clinic
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 …
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 affected joint …
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, …
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 …
Tizanidine (oral route) - Side effects & dosage - Mayo Clinic
Feb 1, 2026 · Tizanidine acts on the central nervous system (CNS) to produce its muscle relaxant effects. Its actions on the CNS may also cause some of the medicine's side effects.
Back exercises in 15 minutes a day - Mayo Clinic
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 …
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 …
Long COVID: Lasting effects of COVID-19 - Mayo Clinic
Aug 23, 2024 · COVID-19 can have lasting symptoms that affect many parts of the body. Learn more about the symptoms and effects of long COVID.
Dermatomyositis - Symptoms & causes - Mayo Clinic
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 …