Harrison made NCAA history in 2010 by becoming the first woman to ever win both the 100m and 400m hurdles titles at the NCAA Outdoor Championships. She also won the 60m hurdle title at the 2009 NCAA Indoor Championships making her a 3-time national champ while at Virginia Tech.
True, you have a lot of control, and many responsibilties should be placed becaused it might not be completely prevented but can reduce the chances by living an active and healthy lifestyle.