Wondering whether to spend an extra $1000 to speed the ride to work? The first evidence-based analysis of type of bike vs time to get to work suggest you are better off donating the $$ to a worthy charity.
Moving higher up the evidence-based ladder (this is serious now) find great material on the subject of bike riding and health from Adrian Bauman. Links include a short piece in the Medical Journal of Australia (MJA) and a fantastic larger summary (1.2 MB PDF).
Although these both relate to the Ashes-losing country Australia, the principles are widely applicable. Cycling is a fantastic way of promoting health and staying green. Remember that the death rates from physical inactivity are twice those of smoking…