At the end of the day, sleep is a barometer of your emotional health. And so if you're not in the right place where you need to be, then you're going to have voices keeping you up at night because you have to work through those issues.

You cannot drive a system that's going to be aiming at preventing illness if everyone is not in it. The whole gaming of health insurance and health care in America is based on that fundamental principle: insure people who aren't sick and you don't have to pay more money on them.

Our ancestors had to eat whenever food was around. And we're actually still hardwired the same way. The big difference is we don't have to hunt for our food. For us, "hunting" comes down to sliding the milk carton out of the way.

It's difficult to love someone you don't respect, which is hard to remember when you're having an argument.

When there is a psyche-disrupting event in your life, it can prevent you from getting the long blocks of sleep at night that are so important to healthy aging.

The transfats found in margarine, packaged cookies, crackers and pasta increase fat in your midsection, and can actually redistribute fat from other parts of the body to the belly.

I get up at the same time every morning.