Muscle Spasm More Condition_symptoms What Exactally Is A Muscle Spasm In The Neck Area?

What exactally is a muscle spasm in the neck area? - muscle spasm more condition_symptoms

I pulled a cork in a predicament and felt a sharp pain in the left side of my neck .... The next morning wouldnt move his head slightly to the right. I went to the doctor and he said it was a muscle spasm and gave me an injection of steroids by a hyphen. Avert a reduction in the dose and wean myself from them. (Steroids)

Exactally What is a muscle cramp? Is it like a piece of ... How is swollen?

Thank you for help?