He continued to explore Central America, hoping to find a strait from the Atlantic to the Pacific. He failed, instead discovering, and naming, California. In 1541, Cortes cortÃ©s returned To spain an embittered man and retired to an estate Near seville where he died on 2 december. 1547
Causes. The cause of the muscle spasm lies in the fact that the bulging disc is pressing against the ligament that holds it in place. Since this ligament contains nerves, the result is pain. Because of the initial pain, the back muscles go into spasm as part of the body's effort to immobilize the painful area.he cause of the muscle spasm lies in the fact that the bulging disc is pressing against the ligament that holds it in place. Since this ligament contains nerves, the result is pain.
As long as the bulging area does not press upon surrounding neural tissues, no symptoms occur. When the bulging disc impinges on the nerves of the spine, however, symptoms begin. In the lower back, the damaged disc can cause pain to travel to the hips, buttocks, legs and feet. In the cervical spine, pain can radiate from the neck, down the arm and to the fingers. Approximately 90 percent of bulging discs occur in the lower back, or lumbar area, of the spine. The most common lumbar bulging disc is seen between lumbar vertebra L4 and L5, and between vertebra L5 and S1, causing pain in the L5 nerve or S1 spinal nerve, respectively.