Maya Angelou recites her poem 'On the Pulse of Morning' at the inauguration of President Bill Clinton on January 20, 1993.
Pregnant women could also go for a swim at a swimming pool, but it can also be risky in some circumstances. The chemicals used in swimming pools can be dangerous for moms-to-be and their babies, if too much is being added to the water, but normal levels of chlorine are generally OK unless the water is ingested.
Swimming is just about as good as it gets for a total workout. If you are pregnant, the buoyancy of the water will take stress off your joints. If you swam before you became pregnant, you will likely be able to continue swimming unless you have a problem with your pregnancy.