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Multiple Sclerosis affects more than two million people around the world without a cure. Scientists in Canada have developed an aggressive treatment for this neurological condition to stop it from getting worse. However they say the procedure is risky and is only likely to benefit those in the early stages of the disease. Newsday's Nomia Iqbal spoke to the lead author of the research, Dr Mark Freedman of Ottawa Hospital Research Institute in Ontario. (Photo: MS diagnosis sheet. Credit: Thinkstock)