Cycling to work can add five years to your life...

[size=150]… but only if you pedal hard (and avoid crashing)[/size]

Read more: http://www.dailymail.co.uk/health/article-2031394/Cycling-work-add-years-life–pedal-hard-avoid-crashing.html#ixzz1WWK2S086

(found at HongkongStridaForum)