Bicycle safety: 11 death-defying rules

Bicycling is dangerous. How dangerous? Each year, cycling-related injuries send more than 500,000 people to the hospital - and more than 700 to the grave. Kids are at special risk. But everyone who rides a bike - child or adult - should be acquainted with basic bicycle safety rules. Here, with help from the National Traffic Safety Administration, are 10 of the most important ones....

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