Pregnancy

• Pregnancy at 2 Weeks: Weekly Calendar

  Week 2 is the midpoint of a typical menstrual cycle, when ovulation occurs and conditions are good for an egg to be fertilized by sperm.

• Pregnancy at 20 Weeks: Weekly Calendar

  At 20 weeks into your pregnancy, your baby has grown a lot and weighs about 11 oz (312 g). You’re halfway there!

• Pregnancy at 26 Weeks: Weekly Calendar

  Your baby now weighs about 2 pounds and will gain weight steadily until birth. The third trimester is getting close!

• Pregnancy at 27 Weeks: Weekly Calendar

  At 27 weeks (the end of the second trimester) babies look like how they’ll appear at birth, just smaller and thinner.

• Pregnancy at 3 Weeks: Weekly Calendar

  This week, the fertilized egg will implant itself in the uterus, at the site that eventually will become the placenta.

• Pregnancy at 4 Weeks: Weekly Calendar

  During this week, your baby, or embryo, has two layers of cells that will develop into organs and body parts.

• Pregnancy at 5 Weeks: Weekly Calendar

  This week, the embryo begins to form a distinct shape that includes the neural tube, which will become the spinal cord and brain.

• Pregnancy at 6 Weeks: Weekly Calendar

  This week, your baby’s heart begins to beat! The digestive and respiratory systems are forming, as are small buds that will grow into arms and legs.

• Pregnancy at 7 Weeks: Weekly Calendar

  This week, your baby’s umbilical cord has formed, and the mouth, nostrils, ears, and eyes are becoming more defined. The arm bud now has a hand that looks like a tiny paddle.

• Pregnancy at 8 Weeks: Weekly Calendar

  Around week 8 of pregnancy, symptoms such as a missed period, nausea, extreme fatigue, or tight clothes may make your pregnancy feel more real.