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 »