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It's a date!
Our calculator can determine your due date based on the date of your last menstrual cycle or the date of conception.
The embryonic stage begins
In the month since her death, police have not said whether she accidentally pulled the trigger or was shot by someone else in the room.
Consider carrier screening
It's a simple blood or saliva test to see whether your baby is at risk for any genetic disorders, such as cystic fibrosis or sickle cell disease.
36 weeks to go!
You're in your first month
Your little embryo
The letter mysteriously arrived at the California University of Pennsylvania, in the north-eastern state of Pennsylvania, 10 days ago. Written to Mr Moore, the two-page letter was postmarked 20 February 1958 and signed "love forever Vonnie".
n. 沼地，极多，回转 n. 大量，许多 v. 使转，扭
“只要总体市场仍然相对积极，只要交易继续执行良好，我们继续预期今年余下时间会保持健康的交易量，”高盛(Goldman Sachs)美洲股票资本市场主管戴维?路德维格(David Ludwig)表示。
IE’s alumni have the second-highest average salary increase following graduation, at 39 per cent. The school is ranked first for aims achieved and for international mobility. It is third for career progress. “There is a definite ‘before and after’ for career progression,” says one former student. “Post-MBA I felt I had more of a sense of direction not only of where I wanted to be, but also why, and how to make it happen.”
Amniotic sac and yolk sac
See what fraternal twins look like in the womb this week.
Don't worry. Many women don't feel anything yet this week. In fact, most early pregnancy symptoms don't start until about 6 weeks.
Tender, swollen breasts
Breast tenderness can be one of the earliest signs of pregnancy. It usually starts around 4 to 6 weeks and lasts through the first trimester.
For many women, exhaustion is one of the first signs of pregnancy. But other women hardly seem to slow down at all.
Nausea or vomiting
Morning sickness can strike at any time of day. It usually starts around 6 weeks of pregnancy but can begin as early as 4 weeks. Some women have cramping as well.
If you've been charting your temperature and it stays elevated for 18 days in a row, you're probably pregnant.
Take a pregnancy test
If you haven't already, you should be able to find out whether you're pregnant. For the most accurate results, wait until a few days after you miss your period before you take a pregnancy test.
Make a prenatal appointment
If the test is positive, call your doctor or midwife and schedule your first prenatal appointment. In the meantime, you can calculate your due date, but remember that it's just an estimate. You're just as likely to go into labor any day during the two weeks before or after.
住建部：稳地价 稳房价 稳预期
If you've been trying to conceive with no success for a year or more (or for six months if you're over 35), talk to your healthcare provider about a workup for you and your partner to spot possible fertility problems.
ACOG. 2015. FAQ156. Prenatal development: How your baby grows during pregnancy. American College of Obstetricians and Gynecologists. 随着美国电子商务交易接近零售总额的10%，越来越多的商家开始寻找既好用又能帮他们快速卖出商品的电商平台。 [Accessed May 2019]
FDA. 2014. Home Use Tests: Pregnancy. U.S. Food and Drug Administration. 报告称，北上广深等一线城市居民承受着较大的经济压力；而四线及以下城市的工作机会较少，人脉在生活的各个方面都起着重要作用。 [Accessed May 2019]
March of Dimes. 2015. Prescription drugs, over-the-counter drugs, supplements and herbal products. The Internet has flattened the world, and Facebook has banded us together as one big family. Our grandfathers inherited regions, my generation inherited nations, you have inherited the world. You are now only 4.74 people away from any human being and an average of two days away from any inhabited corner of the world. So travel. Africa, Europe, India, China or Brazil, go where you can learn the most, embrace what can teach you the most. [Accessed May 2019]
Mayo Clinic. 2015. Prenatal vitamins: Why they matter, how to choose. “整个20世纪下半叶，在世界各地，贸易和经济增速都出现了这么大的差异。所有的专业化分工都意味着出口增长快于GDP增长，”威廉姆斯说。 [Accessed May 2019]
MedlinePlus (ADAM). 2015. Fetal development. 2017全球灯饰照明产业高峰论坛在灯都古镇举办 [Accessed May 2019]