[http://www.trekbikes.com/us/en/]

1.  The average person loses 13 pounds their first year of commuting by bike.

2.  40% of all car trips in the U.S. are made within 2 miles of home.

3.  60% of the pollution created by autos happens in the first few minutes of operation, before pollution control devices can work effectively.

4.  Just 3 hours of biking per week can reduce your risk of heart disease and stroke by 50%.

5.  The U.S. could save 462 million gallons of gas a year by boosting bicycle trips just half a percentage point: from 1% to 1.5% of all trips.

Information courtesy of Trek Bicycle Corporation.