👉 Myelospasm is a medical condition that causes severe muscle spasms. This can occur in different parts of the body, including the muscles of the face and neck, as well as the muscles of the legs and arms. It's usually caused by an infection or inflammation in the spinal cord, which can also lead to other conditions like meningitis. Myelospasm is often accompanied by symptoms such as pain, numbness, weakness, and difficulty breathing. If you experience severe muscle spasms