If you are pregnant you need to stay mentally and physically fit. Regular exercise is very important. But all exercises are not good for you. You can do aerobic and strength training exercise safely. This will improve the outcome of your pregnancy by increasing your energy level and preventing you from gaining too much weight during pregnancy. It will also help you sleep better and reduce your risk of preeclampsia. Moreover it will lower your odds of cesarean delivery and help you lose your pregnancy weight faster after you deliver. You also bring down your risk of gestational diabetes. Here