evidence: If your pregnancy is considered high-risk, it means that you or your baby might be more likely than usual to develop health problems before, during or after delivery. [...] Sometimes a high-risk pregnancy can happen due to a medical condition you have before pregnancy. Or a medical condition may develop during pregnancy that raises the risk of problems. The following factors could lead to a high-risk pregnancy. [...] Having a high-risk pregnancy may be stressful and cause you to worry about your baby's health. Try to do what you can to ensure a healthy pregnancy. Throughout your pregnancy, talk to a member of your healthcare team if you have questions or need support. After pregnancy, discuss with your healthcare professional how medical conditions during pregnancy might affect your long-term health.