What is Heidi Klum’s Diet Secret?

Well she eats healthy well balanced meals and works out with celebrity personal trainer David Kirsch . But theres also something else the supermodel does to get herself into great shape. It’s one of her own fitness secrets……Playing with kids!

“When I’m not shooting Project Runway, I’m in the park with them,” said Heidi. “They’re like roaches when you turn on the lights and they run in different directions.”

Ordinary activities really can burn calories: For example, dancing around for 20 minutes with your little ones can shave off 120 calories.