How to Gain or Lose 30 Minutes of Life Every Day: Scientific American
Matt Nunogawa stashed this in General Wisdom
This infographic is a good representation of the true cost of risky behavior.
I like the concept of "microlives".
For a video about your risk of immediate death, see ScientificAmerican.com/jan2013/graphic-science
I can imagine a "Microlives App" on my smartphone could be very compelling.