Vitamin D supplementation during pregnancy may help to prevent<unk> . A 2015 review found that when done during pregnancy moderate physical exercise is effective for the prevention of<unk> . A 2014 review however did not find a significant effect. It is uncertain if additional dietary advice interventions help to reduce the risk of<unk> . However, data from the Nurses' Health Study shows that adherence to a healthy plant-based diet is associated with lower risk for<unk> M. Diet and physical activity interventions designed to prevent excessive gestational weight gain reduce the rates of<unk> . However, the impact of these interventions varies with the body-mass index of the person as well as with the region in which the studies were performed. Moderate-quality evidence suggest that there is a reduced risk of<unk>  mellitus and caesarean section with combined diet and exercise interventions during pregnancy as well as reductions in gestational weight gain, compared with standard care. It has been suggested that for women who have had<unk> , support between pregnancies may lower their chances of having<unk>  again in future pregnancies. This support might include diet and exercise, education, and lifestyle advice. However, there is no research to show whether interventions between pregnancies lower the number of women who develop<unk>  again. Theoretically, smoking cessation may decrease the risk of<unk>  among smokers.
Gestational diabetes
Gestational hypertension
Drugs in pregnancy
Low Birth Weight
Postpartum infections
Pregnancy vegetarianism
Young blood transfusion
Lotus birth