Forget about the dishes in the sink. Forget about mowing the lawn and posting your blog. Forget about sleep. If you had 24 hours, how far could you ride your bicycle?

More than 400 bicyclists met at the National 24-Hour Challenge last weekend near Grand Rapids, Michigan, to seek the answer to that question. It was the 24th meeting for the event.

Seattle resident Craig Ragsdale, 29, learned he could set the course record by covering 502.6 miles. Just as amazing, 67-year-old Dave Thomsen of Austin, Minnesota, bicycled 403.9 miles. ...   more »

If you're looking for inspiration to get on the bike, look no further than Bill Anderson.

The 81-year-old cyclist from Yuma is pedaling the 2,000-mile perimeter of Arizona over the next two weeks to raise money for Yuma's Crossroads Mission, a charity for the homeless.

This would be quite a feat for someone half his age, but for Anderson it's pretty much par for the course. The former boxer, WWII vet and construction executive is an excellent example of how a lifetime of exercise can keep someone active for many years. ...   more »