Pregnancy Development

Pregnancy is divided into three distinct stages: the first trimester, second trimester, and third trimester. Vital fetal growth and development happens in each of them, and your body also changes along the way. Learn about ultrasounds, important prenatal tests, fetal development, health concerns, and more.

Couple showing off sonogram to phone
When Should You Announce Your Pregnancy?
A person laying with their ear to their pregnant partner's bump
Here's When Other People Can Feel and See Your Baby Kick During Pregnancy
Beta hCG levels
Understanding Beta-hCG Levels and What They Mean in Early Pregnancy