
About Pregnancy | NICHD - NICHD - Eunice Kennedy Shriver National ...
Oct 28, 2013 · About Pregnancy Pregnancy is the term used to describe the period in which a fetus develops inside a woman's womb or uterus. Pregnancy usually lasts about 40 weeks, or just over 9 …
Symptoms of pregnancy: What happens first - Mayo Clinic
Mar 13, 2024 · Are you pregnant? Tender breasts, nausea and fatigue are just a few early symptoms of pregnancy. Find out about these and less obvious pregnancy signs.
Pregnancy week by week - Mayo Clinic
Dec 24, 2025 · Prenatal care: Third trimester Prenatal testing Prenatal vitamins and pregnancy Rheumatoid arthritis: Does pregnancy affect symptoms? Second trimester pregnancy Sex during …
1st trimester pregnancy: What to expect - Mayo Clinic
Feb 27, 2024 · 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 …
Fetal development: The first trimester - Mayo Clinic
Mar 18, 2025 · As your pregnancy goes on, you may wonder how your baby is growing and developing. Use this information to follow along with what's happening week by week during the first 12 weeks of …
Medicine concerns during pregnancy - Mayo Clinic
Nov 19, 2024 · Pregnancy may change the way your body uses and responds to certain medicines. Changes in the medicine dose or additional monitoring may be necessary. The use of any over-the …
Cholestasis of pregnancy - Symptoms and causes - Mayo Clinic
Dec 23, 2025 · Cholestasis of pregnancy can make you very uncomfortable. But more worrisome are the potential complications, especially for your baby. Because of the risk of complications, your …
Symptoms and causes - Mayo Clinic
Anembryonic pregnancy. This happens when no embryo forms. Or the embryo forms but is absorbed back into the body. The embryo is the group of cells that develops into an unborn baby, also called a …
What is prenatal care and why is it important?
May 20, 2016 · Having a healthy pregnancy is one of the best ways to promote a healthy birth. Getting early and regular prenatal care improves the chances of a healthy pregnancy. This care can begin …
Hemorrhoids During Pregnancy: What's The Best Treatment?
Dec 12, 2025 · Know how to relieve painful, swollen veins in the anus and rectum during pregnancy.