Apr 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 …

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 …

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, …

Apr 1, 2026 · Check with your doctor right away if you have dark urine, fever, muscle cramps or spasms, muscular pain, stiffness, tenderness, wasting or weakness, or unusual tiredness or weakness.

May 20, 2025 · Overview An aspartate aminotransferase test, also called an AST test, is a blood test. It's commonly used to check the health of the liver. AST is a substance found mostly in the liver. But it's …

Jun 3, 2025 · A type of extreme muscle tissue damage called rhabdomyolysis. Congestive heart failure. Heart attack. If your ALT level is high, your healthcare team may: Repeat the test in a few weeks or …

Apr 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.

Nov 18, 2023 · Strength training is an important part of an overall fitness program. From biceps curls to calf raises, here's a collection of how-to videos to help you get started.

May 17, 2025 · Muscular dystrophy is a group of diseases that causes muscles to become weaker and lose mass over time. The condition is caused by changes in the genes that make proteins needed to …

A heart attack occurs when an artery that sends blood and oxygen to the heart is blocked. Fatty, cholesterol-containing deposits build up over time, forming plaques in the heart's arteries. If a plaque …