At 21 weeks significant, your baby has more control over limb movements, which explains why you lot might exist feeling more kicking and stretching going on in at that place.

From the outside, your little 1 may be leaving his mark in the class of stretch marks — pink, ruddy, purple, carmine-brown or night brown streaks that tin appear every bit your abdomen expands.

Your Baby at Week 21

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It's week 21 and your trivial monkey is about the size of a medium assistant — around 7 inches long and nigh iii-quarters of a pound. As he gets bigger and bigger, you'll be able to feel those movements more than and more…at least when he's non hunkering down for ane of his many naps. Naps? Yup. Though it may not experience like information technology with all the boot and poking going on in there, your snoozer sleeps as much as xiv hours a day.

But non because information technology's wearisome at Hotel Uterus. On the reverse: You lot go along things very interesting simply by switching up the catering menu. Those teensy taste buds on his tiny tongue are at present developed enough so while he can't actually swallow the foods you practise, he can taste them in the amniotic fluid.

And taste them he volition as he gulps several ounces each mean solar day for hydration and nutrition…and to practice swallowing and digesting. So sup on something spicy and within an 60 minutes or two it'll feel similar a dance party in your belly every bit your budding baby burrito gets a hint of that enchilada. Savor some scampi, and your lilliputian shrimp will catch a wave of garlic.

Demand some other reason to add together diversity to your second and third trimester menus? Studies show that babies who have sampled certain foods while in utero are more inclined to eat them once they hit the high chair. So putting broccoli, carrots, and kale on your plate at present packs a one-two punch: not bad nutrition for you lot and your baby, and a greater likelihood your potentially picky eater volition enjoy those veggies later on.

At a Glance

He's got the moves

Your babe'south artillery and legs are in proportion this week and his movements are now much more coordinated. Also, notice a bound in babe's length this week? Upwards until at present, we've been measuring from crown to rump, but now we first to measure from crown to heel, which explains why he all of a sudden "grew" so much.

More than claret cells

Your infant-to-be's liver and spleen have been working difficult producing blood cells, just now the bone marrow is developed enough to help too.

Baby's drinking

While the placenta is all the same #1 when it comes to nourishment, now your baby takes in small amounts of amniotic fluid, too.

21 weeks significant is how many months?

If yous're 21 weeks pregnant, you're in month v of your pregnancy. Only 4 months left to go! Still take questions? Here's some more information on how weeks, months and trimesters are broken down in pregnancy.

How big is my baby at 21 weeks?

How big is your infant? Switching from crown-to-rump to crown-to-heel length, he's x½ inches long and weighs 11 to 12½ounces, about the size of a large banana.

Your developing baby nevertheless has a slap-up bargain of room in your womb — though like anyone who lives in i infinite for a long time, this tenant will before long begin to feel cramped.

Babe's moving and sleeping

Until those uterine walls start closing in, all the same, there's plenty of space for twisting, turning and fifty-fifty an occasional somersault — so that's what you were feeling last night!

With all that abdomen dancing going on, it's hard to believe your baby is getting any close-eye at all. But believe it or non, your fetus sleeps as much as a newborn. At present if only you could get some slumber yourself!

Baby's taste buds develop

Speaking of milestones, whatever you eat this week, in that location'south a skilful chance your baby volition taste it, too. That'southward because when y'all're 21 weeks pregnant, your baby swallows a flake of amniotic fluid each twenty-four hours — not just for nutrition and hydration, but also to practice swallowing and digesting, skills he'll need every bit soon as he arrives in your arms.

And keep this in listen: The sense of taste of the amniotic fluid differs from day to twenty-four hour period depending on what you've eaten — spicy enchilada one 24-hour interval, sweet banana the next. That smorgasbord of flavors won't be lost on your baby since your little one has very developed taste buds already.

In fact, researchers accept noted that babies who were exposed to certain tastes in utero via the amniotic fluid were more eager to consume foods with those aforementioned tastes after nascence. Want your peanut to eat his broccoli later on? Eat yours at present!

Baby's getting coordinated

Your little activity figure is able to choreograph Matrix-similar moves at 21 weeks pregnant. Arms and legs are finally in proportion, neurons are at present connected between the brain and muscles, and cartilage throughout the body is turning to bone.

All these upgrades combine to requite your baby more control over limb movements, which explains all that boot, stretching and bodysurfing, or rather bellysurfing, you may take started feeling.

Your Body at Week 21

21 weeks pregnant woman

Stretch marks

At 21 weeks pregnant, your babe might be starting to leave his mark — in the grade of stretch marks, that is — all over your breadbasket, butt, thighs, hips and breasts.

These pink, blood-red, purple, crimson-brown or dark brown streaks announced as your body expands and your stomach and breasts simply keep on growing: The supporting tissue nether your skin gets torn as the skin stretches.

Estimates vary, but at least i in two women go stretch marks, though you're a likely candidate if your mom had them during pregnancy.

Rapid weight gain can also predispose you to getting stretch marks — another skilful reason to add your pounds slowly and steadily, at an boilerplate of virtually a pound a week these days.

Depending on your complexion and the genes you inherited, these lines get-go evidence upwardly every bit cherry-red, pinkish or brown streaks, and with time, volition somewhen fade.

In that location's no proven way to preclude stretch marks from zigzagging their way across your body (though at that place'south no impairment in applying moisturizers like cocoa butter; if nothing else, it will prevent the dryness and itching associated with pregnancy-stretched skin). Afterwards commitment, they usually fade to a less noticeable shade.

Relieving feet

Now that you're starting to expect pregnant — and not just similar yous ate a peculiarly large tiffin — and those kicks can no longer be mistaken for gas, the reality of pregnancy is probably first to sink in.

And with it, you may find, a few ambivalent or broken-hearted feelings you're even ambivalent almost admitting: Me, a mom? In that location must be some mistake! Don't worry — and hang on.

At some signal in pregnancy, and usually once that pregnancy becomes a very visible reality, merely about every expectant parent begins to feel anxiety and fear — nearly equally if you're on a runaway train and in that location'southward enormous changes coming circular the bend.

And non simply is it completely normal to feel anxious, it'south peculiarly healthy to acknowledge information technology. Talk your feelings over with your friends who've had babies — they'll reassure you that they experienced the same kind of thoughts. Virtually important, discuss your fears with your partner, if yous accept one, who'southward probably merely as in need of a expert center-to-heart.

Learn more virtually anxiety during and after pregnancy.

Pregnancy Symptoms Week 21

Fetal movement

By now you may be able to feel your baby twisting, turning and kicking in the womb — though many new expectant moms mistake the feeling for gas. Savor these kickoff gentle love taps — before long plenty your growing baby'due south kicks volition get more aggressive. Read More

Increased appetite

Are you lot ever in the mood…to consume? Carry good for you snacks such every bit nuts, raisins, trail mix or granola bars so you'll have nutritious fuel to go along you and your baby-to-be nourished, even when you're on the go. Read More

Bloating and gas

The increasing pressure your uterus is placing on your rectum can mean that you're having a difficult fourth dimension containing yourself (your gas, that is). Drink plenty of water and eat cobweb-rich foods to avoid condign constipated, which can make gassiness worse. Read More

Backaches

Non only is your center of gravity shifting and putting actress strain on your back, but the hormone relaxin is too causing your ligaments and joints to stretch and loosen, which means additional achiness in your back. If you tin can, splurge for a prenatal massage from a trained professional person and leap for a pair of supportive shoes. Read More

Haemorrhage gums

If your inflamed, haemorrhage gums are turning your toothbrush pink, avoid eating gluey candies, especially when you can't brush later on. The sweet stuff increases bacteria in your mouth and farther irritates your gums. Read More

Fast-growing nails

Take you lot noticed that your pilus and nails are growing at record speed? Pregnancy hormones are partly the cause — as is the increased circulation in your torso — bringing extra nutrients to your hair, nails, and of course, to your babe. Read More

Tips for You This Calendar week

Unstuff your nose

Seasonal allergies may not be to blame for all that nasal congestion y'all've been experiencing. Alas, starting in the second trimester, a stuffy nose is a mutual pregnancy symptom — 1 that tends to stick around until commitment.

To clear your nasal passages, employ your thumb to close one nostril, while gently blowing out the other. Then, repeat on the other side. If you lot're really stuffed up, ask your doctor if there'south a prophylactic OTC decongestant or antihistamine yous can utilise.

Drag your feet

Finding it harder to necktie your shoes than usual? Swollen feet and ankles may be to blame. Because your body has nearly 50 per centum more blood and fluid than it did pre-babe, your extremities are more prone to swelling. So exist sure to clock in a few sit-and-elevate sessions throughout the day.

Slow and steady wins the race

Chances are your practitioner advised yous on your target weight gain at your get-go prenatal appointment — and that it was calculated based on a number of factors, including what your pre-pregnancy weight and BMI were.

Your practitioner probably also talks to you at every visit about where you lot are on that upward curve — and where yous should aim to exist.

If you've been instructed to gain the standard 25-to-35-pound total in your pregnancy, by this week y'all're probable to take gained anywhere from x to 16 of those pounds.

If y'all raced past that number weeks ago, or are gaining faster than your practitioner recommended, you'll want to slow down. And if you're not gaining plenty, you'll desire to speed things up. Inquire your doc or midwife for tips.

Walk for 30 minutes a 24-hour interval

Is your plumbing chock-full? Then offset walking for practise. Both during pregnancy and in those start postpartum weeks, physical activity similar a brisk walk is one of the all-time means to stimulate your bowels and fight constipation.

Just a half-60 minutes walk a twenty-four hours can exercise the pull a fast one on, especially if you lot drinkable enough of water and favor cobweb-rich foods. Just think to take some trail mix when you hit the trail. And fifty-fifty if y'all're not doing it to relieve constipation or other pregnancy symptoms, walking is a great way to go the exercise you need when you're pregnant.

Avoid lasers

Your legs, armpits, bikini line and upper lip may exist hairier than usual due to all those raging hormones. Simply think twice earlier you turn to lasers, electrolysis, depilatories and bleaching.

No reliable studies have been done to determine for sure whether these popular hair-removal and lightening treatments are harmful or not, but it'south probably best to skip them until after you lot give birth.

Take heart, though — you may pluck or shave to your heart's content. Even waxing is fine if your peel's not too sensitive. That'southward not making you feel better? Chin up — you're more than than halfway to the stop line!

Articulate your agenda

It's not a lack of sleep that'south causing you to forget where y'all put your keys (though that certainly doesn't help). Encephalon fog is a common pregnancy symptom, and causes forgetfulness and trouble concentrating.

Since so-called "pregnancy encephalon" could well be hither to stay for the remainder of your pregnancy, at present's the time to showtime making to-do lists, leaving notes for yourself in obvious places and outsourcing some of your regular tasks to your partner or not-pregnant friends and family.

Limit empty calories

Emphasis on "empty." You still want to eat enough nutrients to keep your baby fed and growing. After all, the idea isn't to lose weight — losing weight is always a bad idea when you're pregnant — information technology's to eat a healthy diet and keep your weight gain ho-hum and steady.

Easy, nutritious strategies, similar substituting fresh fruit for dried, baked potatoes or yams for French fries, and grilled white-meat chicken with no skin for fried dark meat with skin, can brand a big difference.

Other calories that can become? The ones you'll find in sugary treats.

From the What to Expect editorial squad and Heidi Murkoff, author ofWhat to Expect When You're Expecting. What to Expect follows strict reporting guidelines and uses merely credible sources, such as peer-reviewed studies, academic research institutions and highly respected health organizations. Learn how we keep our content authentic and upwardly-to-engagement past reading our medical review and editorial policy.

  • What to Expect When You're Expectinone thousand, 5th edition, Heidi Murkoff.
  • WhatToExpect.com, How to Remove Hair During Pregnancy Safely, March 2021.
  • WhatToExpect.com, "Pregnancy Encephalon" or Forgetfulness During Pregnancy, October 2020.
  • WhatToExpect.com, How Much Weight Y'all Should Gain During Pregnancy, October 2020.
  • WhatToExpect.com, Stuffy Olfactory organ and Nosebleeds During Pregnancy, April 2021.
  • WhatToExpect.com, Constipation During Pregnancy, October 2020.
  • WhatToExpect.com, Allergies During Pregnancy, September 2020.
  • National Institutes of Health, National Library of Medicine, Fetal Development, June 2021.
  • National Institutes of Health, National Library of Medicine, Cell Reports, Development of the Fetal Os Marrow Niche and Regulation of HSC Quiescence and Homing Ability past Emerging Osteolineage Cells, October 2014.
  • Electric current Biological science, Early on Influences on the Development of Nutrient Preferences, May 2013.
  • American Academy of Dermatology, Stretch Marks: Why They Appear and How to Get Rid of Them, 2021.
  • National Institutes of Health, National Library of Medicine, Stretch Marks, February 2021.
  • American College of Obstetricians and Gynecologists, Weight Gain During Pregnancy, 2020.
  • American College of Obstetricians and Gynecologists, Nutrition During Pregnancy, March 2021.
  • National Institutes of Health, National Library of Medicine, Eating Right During Pregnancy, June 2021.
  • National Institutes of Health, National Library of Medicine, Canadian Family unit Medico, Prophylactic of Skin Care Products During Pregnancy, June 2011.
  • American College of Obstetricians and Gynecologists, Skin Conditions During Pregnancy, June 2020.
  • National Institutes of Health, Office of Dietary Supplements, Atomic number 26, March 2021.
  • Clinics in Dermatology, Striae Gravidarum, March-April 2006.
  • National Institutes of Wellness, National Library of Medicine, American Journal of Obstetrics and Gynecology, Chance Factors for the Development of Striae Gravidarum, January 2007.

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