"While running has been popular for decades, it also has seen a boom in recent years for a number of reasons. From health and fitness to stress relief to the fact it’s cheap, all you need is a pair of shoes and a sidewalk and off you go.
According to RunningUSA.org, an estimated 467,000 people nationwide finished marathons in 2009, a 10 percent increase from ’08 and the largest bump in more than 25 years.
West Michigan races are seeing their numbers swell as well..."
Photo from Grand Rapids Press