The main cause for back pain is injury. When you’re exercising, you’re increasing the changes of getting a pulled muscle which eventually leads to back pain. On the other hand, if you have bad posture or you’re under a lot of stress, that can lead to chronic aching and back spasm...
in patients acutely exposed to short, intense heat conditions.The hyperventilation that results from these conditions is considered to be the principle cause of the symptoms that develop, including numbness and tingling; spasm of the hands, fingers, and toes (carpopedal spasm); and muscle spasms....