First, the bad news. The secrets to longevity aren't exciting. In fact, "they're very boring," says Dr. Robert Butler, president and CEO of the International Longevity Center-USA in New York City.

The good news is that we're learning how to live longer - and better.
Indeed, today there are more than 50,000 centenarians in the United States. To live longer, experts say, you can toss out the fad diets, forget the latest magic pills and sa ...