Scientists have been starving mice and rats for years now to see how it effects their lifespans. Calorie restriction seems to do something good for the rodents, as they live a lot longer than animals allowed to eat as much and as often as they like. Fasting has been around for a long time as well. Over the years I have followed countless gurus telling me countless things to improve my life, my soul, and my general place in the universe-most of them recommend meditation and several are big on fasting. So I have gone through times where I would…