Consider this week-by-week pregnancy calendar your ultimate guide to the next nine months. When you’re pregnant, your baby is changing every day, and your body is keeping pace. This pregnancy tracker will help you better understand the weeks, months, and trimesters of your pregnancy. Pregnancy is the period in which a fetus develops inside a woman’s womb. It usually lasts about 40 weeks, or just over 9 months. Wondering if you might be pregnant? WebMD covers early signs, common pregnancy symptoms, home testing accuracy, and when to see a doctor. Pregnancy is a life-changing experience, and it’s important that you have the best information from the start. Get the facts you can trust, advice from experts, and stories from women like you. An ob-gyn discusses birth classes, pain relief techniques, and trusting your health care team. If you think you might be pregnant, it is natural to feel a mix of anticipation, hope, uncertainty, or even anxiety. Early pregnancy can bring subtle changes — and sometimes symptoms that are easy to misinterpret. An at-home pregnancy test is the most common way to confirm pregnancy, but you can also confirm you’re pregnant with a blood test. Some of the first signs of pregnancy include a missed period, nausea and fatigue. Looking for a week-by-week guide to pregnancy? You're in luck! 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. Congratulations, and welcome to your pregnancy! From what to expect each week to how to prepare for labor and beyond, here's the info you need. Here's what you need to know about your baby's development and more throughout your pregnancy. Anyone who has a functioning female reproductive system, regardless of intersex or transgender identity, is capable of becoming pregnant. Some people are not capable of becoming pregnant, even with advanced assisted reproductive technology. Learn what to expect during all pregnancy stages - from early pregnancy symptoms to labor & delivery, nutrition, pregnancy trimester information, and more.