Muscle strains - Symptoms and causes - Mayo Clinic 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 becomes intolerable, or you experience numbness or tingling Causes Acute strains can be caused by one event, such as using poor body mechanics to lift something heavy
Statin side effects: Weigh the benefits and risks - Mayo Clinic 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, and death The risk of very serious side effects is extremely low Only a few cases of rhabdomyolysis occur per million people taking statins
Isometric exercises: Good for strength training? - Mayo Clinic 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 also doesn't move Isometric exercises help maintain strength They can also build strength, but not effectively And they can be performed anywhere Examples include a leg lift or plank
Performance-enhancing drugs: Know the risks - Mayo Clinic 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 steroids for medical reasons But doping for sports isn't one of the uses the drugs are approved for What makes some athletes want to use anabolic steroids?
Chronic exertional compartment syndrome - Mayo Clinic Chronic exertional compartment syndrome is an exercise-induced muscle and nerve condition that causes pain, swelling and sometimes disability in the affected muscles of the legs or arms
Hypertrophic cardiomyopathy - Symptoms and causes - Mayo Clinic Hypertrophic cardiomyopathy (HCM) is a disease in which the heart muscle becomes thickened, also called hypertrophied The thickened heart muscle can make it harder for the heart to pump blood Many people with hypertrophic cardiomyopathy don't realize they have it That's because they have few, if any, symptoms
Soft tissue sarcoma - Symptoms and causes - Mayo Clinic Soft tissue sarcoma is a rare type of cancer that starts as a growth of cells in the body's soft tissues The soft tissues connect, support and surround other body structures Soft tissues include muscle, fat, blood vessels, nerves, tendons and linings of the joints Soft tissue sarcoma can happen