The Longevity Project is a highly acclaimed book on the subject of what to do to stay healthy and live long.
The Blue Zone is another one, where the authors looked at locations that have aged, healthy populations.
A.J. Jacobs book, Drop Dead Healthy — 9 questions asked of the author, and the answers
Top 10 Ways to Live Long and Be Healthy – From Dr. Oz, the list.
How the food you eat makes you more or less productive — from the folks at Lifehacker, a little tour.