Cars, Bikes, and fat

Cars, Bikes, and fat. What are the risks of commuting by bicycle, compared to the health rewards? As a 33 year-old-male.

If you commute to and from work 5 days a week, 48 weeks in a year, for 30 years, your probability of death is 0.002 and 0.005 if you bike. So you take an   

http://www.telegraph.co.uk/finance/newsbysector/transport/9729218/Driving-is-five-times-more-dangerous-than-cycling-for-young-men.html

Mindell, J. S., Leslie, D., & Wardlaw, M. (2012). Exposure-based,‘like-for-like’assessment of road safety by travel mode using routine health data. PloS one, 7(12), e50606.