What Causes Muscle Spasms in Upper Back?
The most common causes of upper back muscle spasms include strain on muscles and injury to the back during sports or due to an accident. Also, multiple sclerosis, formation of tumors near the spastic muscles, infections, and nerve irritation are known to be the less common causes of this condition. In some people, deficiency of essential nutrients in the body, has also been found as one of the causes. For instance, marathon runners are often hit by painful and severe muscle spasms in upper back and neck. This could be due to the absence of essential electrolytes in their body. Being overweight, or sitting and sleeping improper posture could be some causes, as well. These involuntary muscle contractions are a result of the dislodging of one or more discs in the back. When the disc dislodges, it butts against a nearby ligament, resulting in muscle contraction or spasm. Now that you you what causes muscles spasms, in back let us cover the rest of the topics in this article. Symptoms of Mu
