Uterus Size During Pregnancy
Before pregnancy, the uterus is about the size of an orange and will grow exponentially during pregnancy. Learn more about uterus size changes during pregnancy.
READ MOREFetal Development: First Trimester
During the first trimester, the fetus will make the most dramatic changes and significant development. Learn more about first trimester fetal development.
READ MOREFetal Development: Second Trimester
During the second trimester, the fetus will grow to reach up to 14 inches long and weigh up to 2 1/2 pounds. Learn more about second trimester fetal development.
READ MOREFetal Development: Third Trimester
During the third trimester, the fetus will develop rapidly, reaching up to 21 inches long and weighing up to 10 pounds. Learn more about third trimester fetal development.
READ MOREKick Counts
Setting aside time every day to count your baby’s kicks, swishes, rolls, and jabs may help identify potential problems. Learn about kick counts and the prevention of stillbirth.
READ MOREFirst Fetal Movement: Quickening
Quickening is the first detection of movement and can be felt from 13-25 weeks. Learn more about quickening and what to expect from your baby’s first movements.
READ MOREFetal Development
Fetal development is generally divided into three trimesters, which last 12-14 weeks each. Learn more about general guidelines for determining stages of fetal development.
READ MOREHuman Chorionic Gonadotropin (hCG): The Pregnancy Hormone
The pregnancy hormone hCG is used to monitor the health of the baby. Here is some basic information about typical average levels at the different stages of pregnancy.
READ MOREThe Fetal Life-Support System: Placenta, Umbilical Cord, & Amniotic Sac
The placenta, umbilical cord and amniotic sac each play critical roles in your baby’s survival inside the womb. Learn about your baby’s fetal life-support system.
READ MORECalculating Conception
Calculating the conception date of your baby can be done in more than one way. Learn about the methods and difficulties in calculating conception.
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