Working out while expecting is a challenge. Not only does your changing body offer some new limitations (ever tried to do a balance pose while eight months pregnant?), but fatigue, nausea, and all those weird aches and pains that come with a growing belly can also make exercise seem like an impossible task. Fitness experts like mom-of-two Tracy Anderson advise listening to your body and adapting your previously strenuous workouts to accommodate your new body goal: growing a healthy baby. But if you're not sure where to start with your pregnancy workouts, we've got you covered. The following five workouts are mom-to-be-friendly, endorsed by celebrity moms, and will ensure that you and your baby feel strong and energized throughout your pregnancy.