What's wrong with extreme dieting and hard-core fi...

Sally Field looks amazing in general, never mind her age! She's a phenomenally talented actress and has had a career spanning so many decades.

We talk a lot on 'Biggest Loser' about how fitness is a natural antidepressant, how it burns off stress. What I like about running is that it gives me time alone. I'm always busy, with people at work, with my kids. I love getting out for a run by myself and just listening to my music.

With reality TV, sometimes it's amazing chemistry and you get these gems that turn out to be everything you hoped, and the camera loves them and they just blossom on the show. And then sometimes it's not all you envision.

We talk a lot on 'Biggest Loser' about how fitness is a natural antidepressant, how it burns off stress. What I like about running is that it gives me time alone. I'm always busy, with people at work, with my kids. I love getting out for a run by myself and just listening to my music.

I personally love to run outdoor fitness trails. I love the meditative value I get when out alone, challenging myself to run faster and higher.

With fitness, I do Bikrams hot yoga. The gym that I have in my building is amazing. I love to do cardio and weights there.

I think exercise tests us in so many ways, our skills, our hearts, our ability to bounce back after setbacks. This is the inner beauty of sports and competition, and it can serve us all well as adult athletes.