Obesity during pregnancy can increase the risk of complications. How does obesity affect pregnancy? ✔ Chances of high blood pressure ✔ Gestational diabetes mellitus ✔ Increased risk of caesarean section ✔ Risk of thrombosis ✔ Mood swings ✔ Postpartum depression Pregnancy health tips for women with obesity are to reduce weight before getting pregnant, or if the patient is already obese, some medications and injections are provided.