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  • Week 4 for Parents


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

  • Calendar - Nemours KidsHealth for Parents


    A weekly guide to changes in your baby, and you!

  • Your Child's Checkup: 1 Month for Parents


    Find out what this doctor's visit will involve and what your baby might be doing by the first month.

  • Your Child's Checkup: 2 Months for Parents


    Find out what this doctor's visit will involve and what your baby might be doing by the second month.

  • Your Child's Checkup: 3 to 5 Days for Parents


    Find out what this doctor's checkup will involve a few days after your baby is born.

  • A Week-by-Week Pregnancy Calendar for Parents


    Our week-by-week illustrated pregnancy calendar is a detailed guide to all the changes taking place in your baby - and in you!

  • Week 37 for Parents


    This week, your baby continues to gain weight — at half an ounce a day!

  • Week 9 for Parents


    Your baby measures about 0.6 to 0.7 inches from crown to rump and weighs around 0.1 ounces. Your baby may make some first movements as muscles develop, but you won't feel them for several more weeks.

  • Week 12 for Parents


    Tiny fingernails and toenails start to form this week, which is the last of your first trimester.

  • Week 1 for Parents


    Week 1 is actually your menstrual period, but because your due date is calculated from the first day of your last period, it counts as part of your 40-week pregnancy.