![]() Large quantities of hormones - chemical signals that circulate in your body and work together to cause physical changes - are being mass-produced this week.Īmong them are estrogen, which keeps the levels of progesterone and hCG up where they need to be progesterone, which maintains the function of the placenta, keeps the smooth muscles of the uterus from contracting, and stimulates breast tissue growth and hCG, which support the corpus luteum until the placenta takes over at about 10 weeks and regulates the amount of progesterone necessary.Īnd don't be surprised if you feel like these hormones are taking over your life sometimes! You can download the What to Expect app to follow these changes to your body during pregnancy. Growing a baby - even one no larger than an orange seed - is hard work, and your body is responding in kind. Or that slight bout of nausea you might have felt when you smelled a dish that normally doesn't bother you. Like that sense of exhaustion that may have washed over you. There'll be other early pregnancy signs, too. Mood swings are totally normal - kind of like PMS on overdrive - so don't worry if you're having them. This news will probably elicit a combo platter of emotions ranging from sheer joy to sheer terror as the reality that you're going to be a mom sets in. ![]() That means you'll be able to confirm what you probably already suspect: You're expecting! It's time to pee on a stick (good news since you probably need to go more often anyway), because at 5 weeks pregnant the level of hCG, the pregnancy-announcer hormone, in your urine is high enough to be detected by a home pregnancy test. Your Body at Week 5īy now you should have missed your period - one of the more obvious indications that you're pregnant. But by next week, that open-door policy is over. When you're 5 weeks pregnant, a tiny tube-like structure is beginning to develop into your baby's heart, though he almost certainly has his grip on yours already!Īlso in the works this week are several other organs, including the neural tube - the precursor to your baby's brain and spinal cord - which hasn't yet sealed. It takes a lot of developing to become a baby - all the major and minor bodily systems (digestive, circulatory, nervous and so on) and organs, like the heart, lungs and stomach, have to form from scratch. Go to the doctor to confirm the good news and figure out your due date. While all this is happening, the hCG hormone levels in your body are now high enough to confirm that you're expecting using a home pregnancy test. ![]() In fact, you're fewer than eight months away from holding a real prince or princess in your arms. But don't worry, there's no frog in your future. So what does your baby look like now? Actually, not unlike a tadpole, with a rudimentary head and a tail. How big is my baby at 5 weeks?Īt 5 weeks pregnant, your little embryo is still super tiny, measuring about the size of an orange seed. Only 7 months to go! Still have questions? Here's some more information on how weeks, months and trimesters are broken down in pregnancy. If you're 5 weeks pregnant, you're in month 2 of your pregnancy.
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