Of course no one can tell you exactly how long you will live, but over the years physicians have discovered several factors that significantly affect life span. Think of this test as more of an educational experience than an empirical, scientific analysis. Most of the questions are about changeable behavior, so a few simple modifications in lifestyle can alter the score -- and possibly add a few years to your future.
The test below is a modified version of an extensive questionnaire developed by Ronald Klatz and Robert Goldman. To take their more complete version of the longevity test, check out their new book, "Stopping the Clock," or visit the World Health Network website.