Going Hungry Can Make You Crazy, But It May Keep You From Going Senile

If you are one of those lucky people who doesn't feel like a light-headed piece of crap when you fast, you might not be opposed to skipping meals a few times a week. The rest of you will probably not be as excited by this possibility. But what if fasting at regular intervals could help protect your brain against… » 2/20/12 4:20pm 2/20/12 4:20pm