According to progressing researches, from your genes, to where you live, to the air you breathe, there are numerous components in play. Some of the factors that have been proposed as possible causes of MS are weakening of the immune system, environmental factors, smoking habits, hereditary Factors, and viruses. Precisely why someone develops multiple sclerosis (MS) is not known. It’s not caused by anything you have done and it’s not clear whether it can be avoided. What’s known so far recommends it’s caused by a combination of hereditary and environmental components.
You can see a high number of MS patients or an increase in MS prevalence further north or south from the equator and regions that lie on the equator such as parts of Asia, Africa, and America have remarkably low levels of MS, whereas Canada and Scotland have a high level of the disease.