Gisele Bundchen's Exercise Routine

Happy birthday, Gisele Bündchen! The supermodel turns 33 on Saturday, and whether she's going glam on the cover of a magazine or spending time with her two kids, Gisele always has a healthy glow. While she probably has a few good genes on her side, Gisele leads an active lifestyle that includes a varied fitness routine. Of the dozens to choose from, find out which workouts really get her excited.