Heidi Klum is a great celebrity fitspiration. She maintains her stunning supermodel bod by working out every single day. She runs, lifts weights, does yoga, pilates, kick boxing - you name it, she does it! Here is a video of her trainer explaining a few basic moves Heidi uses. You'll need a resistance band for some of the moves! "There's a reason Heidi Klum is known as "The Body," and she's been working it for years, on and off the runway. To keep in tip-top shape for all her ventures, Heidi works out with LA-based trainer Andrea Orbeck. We recently got the skinny from Andrea on Heidi's must-do fitness moves — two that focus on toning the tush and one to perfect posture."