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.
Causes of lower back spasms. Back spasms can be the result of injuries to the muscles, tendons, and ligaments in the back or it can be related to more serious medical conditions. Heavy lifting is a common cause of back spasms. Any activity that puts excessive strain on the muscles and ligaments in the lower back can cause an injury. Sports like football and golf can lead to back spasms because they demand that the back turn suddenly and repeatedly.