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Read on to learn more about what you can expect to happen week-by-week during pregnancy, including how big your baby is each week, common early pregnancy symptoms you might experience and, once you’ve entered the third trimester, ways to prepare for labor and signs that labor is near.
We've got loads of expert-approved info about each week and trimester, including what's up with your growing baby and what changes to expect for yourself. You'll find stunning fetal development videos, thousands of articles, and helpful tools like our Due Date Calculator and Baby Names Finder.
There are three stages of fetal development: germinal, embryonic and fetal. Most people don’t talk about their pregnancy in these terms, but it can be helpful to know. Germinal stage. The germinal stage is the shortest stage of fetal development. It begins at conception when a sperm and egg join in your fallopian tube.
Our pregnancy week-by-week guide will walk you through what you might be able to expect between weeks one and 42 of pregnancy, including answers to some of your most frequently asked questions and a helpful pregnancy checklist for each week.
Feb 22, 2021 · Stages of pregnancy. Pregnancy lasts about 40 weeks, counting from the first day of your last normal period. The weeks are grouped into three trimesters. Find out what's happening with you and your baby in these three stages.
Jun 3, 2022 · Fetal development three weeks after conception. The fifth week of pregnancy, or the third week after conception, the levels of HCG hormone produced by the blastocyst quickly increase. This signals your ovaries to stop releasing eggs and produce more estrogen and progesterone.
Feb 27, 2024 · By Mayo Clinic Staff. During the first few months of pregnancy, amazing changes happen quickly. This part of pregnancy is called the first trimester. Knowing what physical and emotional changes to expect can help you face the months ahead with confidence.
