Other book recommendations:
In Defense of Food by Michael Pollan
http://michaelpollan.com/books/in-defense-of-food/
Your Body's Many Cries For Water: You're Not Sick, You're Thirsty by Dr. Batmanghelidj.
http://www.watercure.com/
French Women Don't Get Fat by Mireille Guiliano
http://frenchwomendontgetfat.com/
Adrenal Fatigue: The 21st Century Stress Syndrome by Dr. James Wilson
http://www.adrenalfatigue.org/
And finally, if you research what has come to be called "Western Disease" you find that most of what kills us in the country is diet and lack of exercise related. It has nothing to do with real, infectious disease or other conditions.