https://www.medicinenet.com/muscle_spasms/article.htm

Read about muscle spasms, their causes, diagnosis, treatment, and ... Skeletal muscle moves the external body parts, like the arms and legs, neck, ... your bowels move, all because the sympathetic nervous system is activated. ... Spasms in these muscles can be a result of an injury or they may develop over time because of ...

https://www.mayoclinic.org/diseases-conditions/muscle-cramp/symptoms-causes/syc-20350820

Jan 3, 2019 ... Muscle cramp — Comprehensive overview covers causes, treatment, prevention of cramped muscles.

https://www.womenshealthmag.com/health/a19950167/muscle-spasm-health-issue/

Oct 19, 2017 ... Is it just a run-of-the-mill charley horse, or is your muscle spasm a sign of a ... come in all the time worried that their cramping is due to something serious. ... It turns out that you could have a problem in one part of the body, and ...

https://www.healthline.com/symptom/muscle-spasticity

Oct 21, 2016 ... When your muscles contract, become stiff, or spasm involuntarily, it's called ... that is caused by a virus that attacks the body's nervous system.

https://www.merckmanuals.com/professional/neurologic-disorders/symptoms-of-neurologic-disorders/muscle-cramps

Dystonias can cause muscle spasm, but symptoms are usually more sustained and recurrent and involve muscles other than those affected by typical leg cramps (eg, neck, hand, face, muscles throughout the body). .... All 3D Models >.

https://www.healthline.com/symptom/muscle-cramp

Mar 9, 2016 ... Muscle cramps are sudden, involuntary contractions that occur in various muscles. These contractions are often painful and can affect different muscle ... If your pain doesn't improve, try taking an over-the-counter, ... Sprains and strains are injuries to the body, often resulting from .... All rights reserved.

https://www.healthline.com/health/muscle-twitching

Muscle twitching refers to small muscle contractions in the body. Your muscles are made up of fibers that your nerves control. Stimulation of or damage to a nerve may cause your muscle fibers to twitch. ... dystrophies are a group of inherited diseases that damage and weaken the muscles over time. .... All rights reserved.

https://www.spine.org/KnowYourBack/Conditions/Other/Muscle-Spasms

A muscle spasm is a sudden, involuntary contraction of one or more muscles. ... or the smooth muscles lining the hollow, tubular internal organs of our body, ...

https://my.clevelandclinic.org/health/diseases/15466-muscle-spasms

Typically, they involve part or all of a muscle, or several muscles in a group. ... Muscle spasms range in intensity from mild twitches to severe pain. ... However, those who are at greater risk for muscle spasms are infants, the elderly (over age  ...

https://health.usnews.com/health-news/patient-advice/articles/2016-10-04/when-is-a-muscle-twitch-cause-for-concern

Oct 4, 2016 ... “Another common cause would be stress or anxiety – some people do notice fluttering of their eyelids ... Eye Twitch, You Twitch, We All Twitch.