Most New York City residents do not even own a car. Instead, many rely on public transportation, walking and bicycles to get to where they need to be. And now, with the bike sharing program CitiBike underway, biking may become an even more popular mode of transportation. However, what many riders may not realize is that bike accidents account for more sports-related head injuries than any other type of sport. This means that while many might hear about the dangers associated with football, the truth is that bicycle riding is even more dangerous. According to the American Association of Neurological Surgeons, in 2009 there were