Running is an activity that continues to grow in participa- tion. For example, there were 25,000 people who completed a marathon in 1976, whereas in 2009 there were 467,000 fin- ishers.1 In 1990, 303,000 people finished half-marathon dis- tance events, whereas in 2009 there were 1,113,000 finishers.1 There are many reasons that people include running in their
Running is an activity that continues to grow in participa- tion. For example, there were 25,000 people who completed a marathon in 1976, whereas in 2009 there were 467,000 fin- ishers.1 In 1990, 303,000 people finished half-marathon dis- tance events, whereas in 2009 there were 1,113,000 finishers.1 There are many reasons that people include running in their
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