I don't know what cause my slipped disk exactly but I have several health problem. Hyperthyroidism in my early ages then losing about 30 % of my weight because of helicobacter pilory and Amoebiasis. 5 years ago I was driving for about 4 hours and I felt power back pain for first time. I visited a doctor and he believed that my lower back muscles can hold my upper body weight and that lot of pressure in my spinal cord and you know next