Pregnancy by week

A lot can change in a week, for both you and baby. Let's review pregnancy and baby development milestones, week by week.

african american new born baby hand holding mom finger on white bed

Preterm birth: avoidable for you and your baby

Close-up Of Male Doctor Measuring Blood Pressure Of Pregnant Woman In Clinic

Why you should talk to your provider about blood pressure

Pregnant with multiples: (Unofficial) week 1

Pregnant with multiples: (Unofficial) week 2

3 weeks pregnant with multiples

4 weeks pregnant with multiples

5 weeks pregnant with multiples

6 weeks pregnant with multiples

7 weeks pregnant with multiples

8 weeks pregnant with multiples

9 weeks pregnant with multiples

10 weeks pregnant with multiples

11 weeks pregnant with multiples

12 weeks pregnant with multiples

13 weeks pregnant with multiples

14 weeks pregnant with multiples

15 weeks pregnant with multiples

16 weeks pregnant with multiples

17 weeks pregnant with multiples

18 weeks pregnant with multiples

19 weeks pregnant with multiples

20 weeks pregnant with multiples

21 weeks pregnant with multiples

22 weeks pregnant with multiples

23 weeks pregnant with multiples

24 weeks pregnant with multiples

25 weeks pregnant with multiples

26 weeks pregnant with multiples

27 weeks pregnant with multiples

28 weeks pregnant with multiples

29 weeks pregnant with multiples

30 weeks pregnant with multiples

31 weeks pregnant with multiples

32 weeks pregnant with multiples

Dear Ovia, How to get my partner involved in baby preparations?

33 weeks pregnant with multiples

35 weeks pregnant with multiples

34 weeks pregnant with multiples

36 weeks pregnant with multiples

37 weeks pregnant with multiples

38 weeks pregnant with multiples

39 weeks pregnant with multiples

40 weeks pregnant with multiples

woman practices yoga

Interested in prenatal yoga? Start here

Pregnant woman with eyes closed reclines with headphones on

How to manage anxiety about labor and motherhood

Woman speaks with a provider

Managing your prenatal mental health if you’ve experienced a loss before

Pregnant woman holds her bump

How to cope with a challenging pregnancy

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The benefits of breastfeeding

a woman lies on her back with her hand on her baby bump

What is perineal massage?

10 interesting facts about breastfeeding

Fun ways to reveal Baby’s sex

6 reasons why you should write a birth plan

Pastry chef, Lindsay and her family

Meet bake-at-home mom, Lindsay Morrison

Woman sleeping with pregnancy pillow

The working parent’s guide to pregnancy insomnia

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Breastfeeding how-tos

illustration of developing human baby at 33 weeks

33 weeks pregnant

illustration of developing human baby at 32 weeks

32 weeks pregnant

illustration of developing human baby at 31 weeks

31 weeks pregnant

illustration of developing human baby at 30 weeks

30 weeks pregnant

illustration of developing human baby at 29 weeks

29 weeks pregnant

illustration of developing human baby at 28 weeks

28 weeks pregnant

illustration of developing human baby at 27 weeks

27 weeks pregnant

illustration of developing human baby at 25 weeks

25 weeks pregnant

illustration of developing human baby at 24 weeks

24 weeks pregnant

illustration of developing human baby at 22 weeks

22 weeks pregnant

illustration of developing human baby at 21 weeks

21 weeks pregnant

illustration of developing human baby at 20 weeks

20 weeks pregnant

illustration of developing human baby at 19 weeks

19 weeks pregnant

illustration of developing human baby at 18 weeks

18 weeks pregnant

illustration of developing human baby at 17 weeks

17 weeks pregnant

illustration of developing human baby at 15 weeks

15 weeks pregnant

illustration of developing human baby at 14 weeks

14 weeks pregnant

illustration of developing human baby at 13 weeks

13 weeks pregnant

illustration of developing human baby at 7 weeks

7 weeks pregnant

illustration of human zygote at 6 weeks pregnant with developing buds

6 weeks pregnant

illustration of developing human baby at 40 weeks

40 weeks pregnant

illustration of developing human baby at 39 weeks

39 weeks pregnant

illustration of developing human baby at 38 weeks

38 weeks pregnant

illustration of developing human baby at 37 weeks

37 weeks pregnant

illustration of developing human baby at 36 weeks

36 weeks pregnant

illustration of developing human baby at 35 weeks

35 weeks pregnant

illustration of developing human baby at 34 weeks

34 weeks pregnant

illustration of developing human baby at 26 weeks

26 weeks pregnant

illustration of developing human baby at 23 weeks

23 weeks pregnant

illustration of developing human baby at 16 weeks

16 weeks pregnant

illustration of developing human baby at 12 weeks

12 weeks pregnant

illustration of developing human baby at 11 weeks

11 weeks pregnant

illustration of developing human baby at 10 weeks

10 weeks pregnant

fetus at 9 weeks

9 weeks pregnant

illustration of developing human baby at 8 weeks

8 weeks pregnant

illustration of human zygote at 5 weeks pregnant

5 weeks pregnant

illustration of developing fertilized egg with three germ layers

4 weeks pregnant

illustration of fertilized egg implanted into uterine wall

3 weeks pregnant

illustration of blastocyst developing and inset image of fallopian tube

2 weeks pregnant

illustration of sperm going into egg

1 week pregnant

First trimester medical tests

illustration of developing human baby at 42 weeks

42 weeks pregnant

illustration of developing human baby at 41 weeks

41 weeks pregnant

The comfort of crafting a birth plan

Introducing the amniotic sac

pregnant woman standing on a scale

First trimester weight gain

doctor checking on pregnant woman

When do healthcare providers induce overdue babies?

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The working and breastfeeding mom

Sleeping Infant

When do babies start dreaming?

pregnant woman cradling stomach

Third trimester guide: Baby, here we come!

pregnant woman playing music for baby

Playing music to Baby

kissing pregnant couple

Sex during the third trimester

pregnant couple embracing

Second trimester guide: time to coast

Woman in nursery packing hospital bag

Unexpected items to pack in your hospital bag

Pregnant woman sitting on bed peacefully

Talking to Baby

Couple feeling baby's kicks

Counting baby’s kicks

doctor measuring pregnant woman's stomach

Measuring Baby

Woman, seated on couch, holds her bump and looks at a book

Second and third trimester weight gain

woman holding ultrasound of twins

Carrying twins: What you need to know

twins wrapped in blankets

Things you do and don’t need two of for multiples

woman holding newborn baby's head

Baby’s skull development, in your womb and out!

friends clinking beer glasses

When everyone’s drinking but you’re expecting: tips for keeping your pregnancy a secret in boozy social situations

woman and doctor looking at ultrasound

Fetal testing: everything you need to know

baby shoes on top of calendar

40 weeks pregnant: your weekly calendar

woman smiling at pregnancy test

Early signs of pregnancy

couple holding sonogram

First trimester guide: getting the hang of things

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Preparing your nursery for multiples

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Crying over spilled milk

mother breastfeeding baby

What does breastfeeding feel like?

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Storing and sending milk

Your baby and pre-language

Pacifiers for Baby

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Getting familiar with the unfamiliar

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Nourishing mama

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Picking the pump

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It takes a village

Your baby’s name is just a swipe away!

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Making your child a legal person

Things to do in the last weeks of pregnancy

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8 ways to keep busy when you’re overdue

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Second trimester, provider appointment #3 (week 24)

woman lying with baby outside on a picnic blanket reading a book

Popular baby names and their meanings

Matching names for multiples

How to be a more confident parent

doctor taking pregnant woman's blood pressure in doctor's office

First trimester medical tests

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First trimester, provider appointment #2 (week 12)

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Third trimester, provider appointment #7 (week 38)

Getting through disappointment with the sex of your child

Being pregnant with twins, triplets and other multiples

How being pregnant with multiples can affect your health

Calculating Baby’s due date

Baby naming strategies

parent titles in LGBTQ+ families

A parent by any name: Parenting titles in LGBTQ families

Feeding your newborn: Baby’s gotta eat

7 ways to prepare for multiples

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Third trimester, provider appointment #8 (week 39)

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Third trimester, provider appointment #6 (week 37)

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Third trimester, provider appointment #5 (week 36)

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Third trimester, provider appointment #4 (week 34)

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Third trimester, provider appointment #3 (week 32)

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Third trimester, provider appointment #2 (week 30)

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Third trimester, provider appointment #1 (week 28)

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Second trimester, provider appointment #2 (week 20)

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Second trimester, provider appointment #1 (week 16)

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First trimester, provider appointment #1 (week 8)

First trimester miscarriage: what you need to know

Apgar score: what it is and how to interpret it

pregnant woman lying on couch with headphones on her stomach

Infant education: Baby genius

pregnant woman reading photo album of baby milestones

Baby’s milestones during pregnancy

mother playing with a baby with a full head of hair

What is lanugo?

Vaginal discharge in the third trimester

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Third trimester, provider appointment #9 (week 40)

Converting weeks to months pregnant

Image of health symbol, the caduceus.

Leaking breasts: What it is and why it happens