| http://www.w3.org/ns/prov#value | - Although there have been many suggestions about the possible risks for the illness, including participation in sports, no clear-cut evidence has been found for any risk factors except age and sex. (A.L.S. tends to strike around age 60, and a vast majority of patients are men.) Copyright 2005 The New York Times Company Related chapters from BP7e: Chapter 11: Motor Control and PlasticityRelated chap
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