Yoga is the fountain of youth. You're only as young as your spine is flexible.

CrossFit is all about constantly-varied, high-intensity movements. And to do these movements, you have to have a certified coach to take you through this - or any type of physical activity.

The CrossFit program is broad, general and inclusive, and most of all, the movements can be scaled down to any level of athlete. Just watch what I do with it on 'The Biggest Loser.'

Yoga is the fountain of youth. You're only as young as your spine is flexible.

There's no finish line. That's a big pill for people to swallow, Every single day for the rest of your life, you are going to have to make better food choices, and move around a bit more.

Jessica Alba to me is on the top of the food chain. She's gorgeous, she's smart, and she really takes care of herself. I think that she looks great. I think that as Jennifer Aniston gets older, she looks better and better, and I really like that.

Try a recipe that uses leafy vegetables like kale, or switch to filling, high fiber grains like whole-wheat pasta.