 Research has found that obese mothers who lose weight (at least 10 pounds or 4.5 kg) in-between pregnancies reduce the risk of gestational diabetes during their next pregnancy, whereas mothers who gain weight actually increase their risk.Women who are pregnant should aim to exercise for at least 150 minutes per week, including muscle strengthening exercises.Maternal Oral Health has been shown to affect the well-being of both the expectant mother and her unborn fetus.