Neck spasm

A neck spasm is an involuntary contraction of the muscles in the neck region.

Causes of neck spasm
The possible causes of neck spasms include:
 * Anxiety
 * Muscle strain
 * Tension
 * Tetanus
 * Spasmodic torticollis
 * Stress
 * Surgery
 * Viral infection
 * Whiplash injury
 * or other causes of spasm