Noticing a rumbling in your tummy?

It could be pregnancy hunger pangs — or it could be the very first signs of fetal movement, which tin can happen at around week eighteen of pregnancy.

Your Baby at Calendar week 18

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At 18 weeks, your little chick is about the same size as that craven breast on your dinner plate — about v inches long and five ounces in weight.

Just don't let his small size fool you — there are big goings-on in that little body of his this week. Meconium — your baby's beginning poop — is slowly starting to accumulate in his bowels. If your baby'southward a boy, his prostate gland is forming. And both girl and boy babies at present officially sport finger and toe prints. Those tiny swirls and wrinkles mark your infant as uniquely himself from hither on out… though there's probably little need to tell yous how especially unique your baby is!

Under major construction now is your baby'southward nervous organization. That's the network that coordinates your cutie's every motion. Correct now your infant's encephalon, spinal string, and nerves get a boost from myelin, a substance that coats the nerves and speeds up the fourth dimension it takes for messages to travel between nerve cells.

Myelin also helps baby's nerves form more circuitous connections, enabling your teeny mover and shaker to perfect more intricate moves such equally sucking a thumb, clasping easily, and curling his fingers around the umbilical cord.

And guess what, momma! Somebody's listening to you. Baby's ears take arrived at their last destination — the sides of his head — and the tiny bones inside the inner ear accept hardened, allowing your infant to hear some sounds, including the sweet sound of your vox! Now hear this: cheers to all the time they spend listening to information technology in utero, studies show that babies are able to place their mom's vocalism right after birth. Proceed that in heed the next time you serenade your womb with your lullabies…or stone out in the shower. Your niggling 1 is all ears!

At a Glance

Tiny fingerprints

Your ane-of-a-kind baby is truly 1 of a kind now, with unique fingerprints on those niggling fingertips and toes.

Nerve protection

Myelin, a protective insulation, is starting to course around babyhoped-for's nerves. This covering continues to grow until your baby's start birthday.

Girl and boy parts defined

Having a girl? The fallopian tubes and uterus are now in proper position. A boy? Genitals may be visible on your side by side ultrasound.

18 weeks meaning is how many months?

If you lot're 18 weeks significant, you're in month five of your pregnancy. Only 4 months left to go! However take questions? Hither'due south some more than information on how weeks, months and trimesters are broken downward in pregnancy.

How large is my infant at 18 weeks?

At 5½ inches long from crown to rump and five to 6½ ounces in weight — about the size of that boneless craven breast you lot're making for dinner — your baby may be large enough now or anytime in the next few weeks for you to feel twisting, rolling, kick and punching in the womb.

Babe is yawning

Now for the skill of the week: The art of the yawn has been mastered by your baby, along with hiccupping, which you may feel shortly, too!

In fact, you might catch a glimpse of that adorable yawn and all those other fetal movements at your ultrasound this month.

Infant's nervous system is maturing quickly

Something yous won't see on the ultrasound — but you'll larn is in working order — is your babe's nervous system, which is maturing speedily when you're 18 weeks pregnant.

A network of nerves, at present covered with a substance called myelin that helps speed messages from nerve jail cell to nerve cell, are forming more than complex connections.

And those in the encephalon are further developing into the ones that serve the senses of touch, taste, odor, sight and hearing.

Speaking of hearing, your baby's is growing more acute and infant can finally fully hear you this week, making your little one more conscious of sounds that come from inside your torso. Significant y'all could both exist listening to each other hiccup!

Your Torso at Week xviii

18 weeks pregnant woman

Quick growth

Is it a girl? A male child? How about a sizeable fruit or vegetable? At 18 weeks, your baby is about the length of a cucumber and your uterus is around the size of a sweet murphy — see how you're working your way through the produce department? It can be felt most 1½ inches below your belly button — so have a feel.

How Big Are eighteen-Week Bumps?

Your 18 weeks pregnant belly

When yous're xviii weeks pregnant, yous'll likely look noticeably meaning, since your babe and uterus are growing rapidly. Simply remember that every adult female is different as is each pregnancy, then fifty-fifty this far along, some still have small bumps while others have popped a lot.

All baby bumps at 18 weeks pregnant are fine and normal and may vary based on how much weight yous and baby are gaining, your height and build, and whether this is your kickoff pregnancy or not.

But don't size upward your 18 weeks significant belly next to those of significant friends at the same phase, or worry that you're measuring too large or besides small. If y'all're really concerned, yous can always talk to your practitioner, but rest bodacious that if you and your babe are tracking ordinarily at your prenatal appointments, everything is likely but fine.

Your back aches

Something else you lot may be feeling right now: back pain. Your growing uterus shifts your center of gravity — which means your lower back is pulled frontwards while your abdomen is thrust out — expert for tipping off the person who got the last seat on the bus that you're pregnant, bad for your dorsum muscles.

Couple that with the changes that the pregnancy hormone relaxin is instituting — namely relaxing all your ligaments, including those that attach your pelvic bones to your spine, and loosening joints — and that leaves you with backaches and pains, not to mention a shifting posture.

Reduce pain by using a human foot residual to elevate your feet slightly when sitting. When continuing, place one foot on a low stool when possible to take some pressure off your lower dorsum. A long, warm bath can too exercise wonders. And if your back pain just won't quit, exist sure to talk to your practitioner.

Reducing heartburn

Forget the burrito with extra jalapeños — sometimes fifty-fifty a bite of toast will set your gut on fire these days. That's the problem with heartburn — an all-too-common symptom that tin persist throughout your pregnancy. An ounce of prevention may exist worth a pound of Tums — although y'all might want to keep those handy, too, since they'll blackball the burn while boosting your calcium intake.

For starters, eat slowly and chew thoroughly. Endeavor not to eat tiffin on the run or gobble your dinner standing up, and consume smaller meals and snacks rather than 5-alarm gut bombs.

After y'all finish eating, sit upright for a few hours, or as long equally y'all tin can last without collapsing into bed, and sleep with your head elevated, which as well helps with the snoring. And practise skip anything on the menu with a pic of a flame adjacent to it!

Pregnancy Symptoms Week xviii

Fetal movement

If you've noticed an unusual rumbling in your stomach these days, yous may be starting to feel your infant's movements in the womb! But don't worry if yous oasis't felt anything out of the ordinary — it may accept a few more weeks for y'all to pinpoint those offset kicks. Read More

Bloating and gas

Finding it hard to contain the gas bubbles? Try to relax — tension can cause you to swallow air, which only adds to the trouble. Read More

Leg cramps

As if it weren't enough that your precious sleep is interrupted by trips to the bathroom to pee, now y'all may observe yourself all of a sudden woken upwardly during the night by shooting spasms in your calves. Experts aren't entirely sure what causes them, but you tin can help fend them off past doing calf stretches before hitting the sack. Some women also swear past magnesium supplements or milk of magnesia — which can likewise help ease constipation — but talk to your doctor before taking them. Read More

Bleeding gums

Those pesky pregnancy hormones cause mucous membranes in your body, including those in your mouth, to swell, which can mean inflamed, irritated and haemorrhage gums. It's important to continue flossing and brushing regularly to foreclose periodontal disease, just try not to exist too aggressive in your technique since that tin can farther aggravate sensitive gums. Read More

Edema (swelling in feet and ankles)

As your body tissues accumulate backlog fluid —your meaning body requires extra fluid to support you and your baby — you may notice swelling in your ankles and anxiety. The reason: Fluid tends to pool there thanks to the police force of gravity. Reduce water retention in your feet by avoiding standing or sitting for long periods of time — and try to keep your legs elevated when you tin. Read More

Stretch marks

If the appearance of a new stretch mark has got you feeling down, here'southward an action that may cheer you up: Get your partner to rub moisturizing lotion over your abdomen — and peradventure even requite you a massage! Read More

Tips for You This Calendar week

Don't make any sudden moves

During pregnancy, progesterone increases the menstruation of blood to your baby, resulting in lower blood pressure and reduced claret flow to your brain — giving you that faint feeling all over.

To help stave off dizziness, always stand up from a sitting or lying position slowly.

Interview pediatricians

Now's a great time in your pregnancy to interview potential pediatricians. After all, there's a skillful take a chance that the physician will kickoff encounter your baby within 24 hours of your piddling i'south birth.

And so ask a lot of questions before yous make your selection and broach topics like engagement availability, hospital affiliations, vaccines and circumcision.

Time for relaxin?

Unfortunately, nosotros don't mean "relaxing." During the second trimester, your trunk releases relaxin, a hormone that (as the proper noun implies) loosens the ligaments that hold your bones together. The event: an achy pelvis and hips — and perchance even bigger anxiety!

You may be cursing this pregnancy hormone now, only when you're trying to push out your baby's large head, yous'll be thanking relaxin for doing its job.

Pump fe

Fifty-fifty ruddy-meat eaters can take a hard time getting enough iron from their diets. If you're someone who sticks to plant-based foods, you'll take to double your efforts to pump up the iron — vegan and vegetarian moms-to-exist have a higher risk for iron-deficiency anemia.

Foods like beans, soy products, oat bran, barley, pumpkin seeds, dried fruits, spinach, seaweed, Jerusalem artichokes and blackstrap molasses all have some iron in them, only you may also demand to take an atomic number 26 supplement to brand certain you're meeting your daily quota. Inquire your practitioner whether that's the case.

Exist wary of supplements

Herbal supplements do make the most tempting of promises — especially when pregnancy leaves you with few self-medicating options. Would it actually hurt to pop a couple of ginkgo biloba capsules to give your brain cells a fighting run a risk of remembering to pay this month'southward electric nib? Later on all, the bottles say "all natural"…and y'all did buy them at the health food store.

Really, it could hurt — particularly at present that you're sharing those pills with a little someone else. Herbs and herbal remedies are non tested or approved by the Food and Drug Assistants (FDA) prior to going on the marketplace and are not required to undergo clinical trials, so their prophylactic, or lack thereof, is unknown.

Even supplements that yous've heard could be helpful could actually be harmful at different points during your pregnancy — by causing premature labor if taken too early, for instance.

And a number of herbs — such as basil oil, blackness or blue cohosh, clove oil, sassafras, wild yam and many others — tin be downright dangerous if taken anytime during pregnancy. Be safe and bank check with your practitioner before you pop any pill.

Avert some workout moves

Sure exercises may work great for the non-meaning set, but now that y'all're expecting, don't even call back about trying them.

Just say no to upside-down "bicycles," shoulder stands, or flat-on-your-back positions afterward the 4th calendar month.

Also off-limits: deep-genu bends, back bends, jumping and bouncing.

Get ready for tiny kicks

You'll probably notice baby's get-go trivial kicks anytime between weeks eighteen and 22 — and sometimes every bit tardily as weeks 23 or 24 for offset-time pregnancies.

Those tiny anxiety tin exist felt in many different ways: every bit the merest flutter, the most insistent slug or gas bubbling that aren't gas at all.

As for when and how you'll feel your baby motility? Several factors come into play: a mom'south size (the slimmer yous are, the more likely you'll experience movements earlier); your musculus tone (the laxer the uterine muscles, the easier it is to experience those kicks — which is why 2d-timers by and large feel them sooner); and the baby's position (it'south trickier to find movement when your infant kicks facing in).

An incorrect due date tin can likewise throw off the recognition of those monumental first kicks. Don't worry: There's no mistaking the real affair one time your baby gets the technique down — and gets big enough to pack a serious punch.

From the What to Await editorial team and Heidi Murkoff, author ofWhat to Await When You're Expecting. What to Expect follows strict reporting guidelines and uses just credible sources, such as peer-reviewed studies, academic enquiry institutions and highly respected health organizations. Learn how we keep our content accurate and up-to-date by reading our medical review and editorial policy.

  • What to Await When Yous're Expecting, 5th edition, Heidi Murkoff.
  • WhatToExpect.com, Exercises to Avoid During Pregnancy, December 2019.
  • WhatToExpect.com, Your Guide to Pregnancy Hormones, January 2021.
  • WhatToExpect.com, How to Notice the All-time Pediatrician for Your Baby, May 2020.
  • WhatToExpect.com, When Y'all'll Feel Your Babe Move and Kick, June 2021.
  • KidsHealth From Nemours, Calendar week 18, 2021.
  • American Higher of Obstetricians and Gynecologists, How Your Fetus Grows During Pregnancy, Baronial 2020.
  • National Institutes of Wellness, National Library of Medicine, Myelin, June 2021.
  • Mayo Clinic, What Causes Talocrural joint Swelling During Pregnancy—And What Can I Exercise About It?, August 2020.
  • Club for Endocrinology, Relaxin, March 2018.
  • National Institutes of Health, National Library of Medicine, Scandinavian Journal of Medicine and Scientific discipline in Sports, The Effect of Relaxin on the Musculoskeletal System, Baronial 2014.
  • American Academy of Pediatricians, How to Cull a Pediatrician, January 2020.
  • National Institutes of Wellness, Office of Dietary Supplements, Iron, March 2021.
  • Food and Drug Administration, FDA 101: Dietary Supplements, July 2015.
  • UT Southwestern Medical Center, The Truth Most "Natural" Ways to Induce Labor, Apr 2017.
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  • UT Southwestern Medical Center, Feeling Your Baby Move During Pregnancy, April 2015.
  • National Institutes of Wellness, National Library of Medicine,Neuropsychology Review, The Basics of Brain Evolution, November 2010.

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