Birth defects and your baby Birth defects can cause problems in overall health, how the body develops or how the body works. Babies with birth defects may need special medical care.
Marijuana and pregnancy Using marijuana during pregnancy may cause harm to your baby. Learn about the effects of marijuana and how to seek help to quit.
Why at least 39 weeks is best for your baby If your pregnancy is healthy, it’s best to stay pregnant for at least 39 weeks. Wait for labor to begin on its own.