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    Baby Milestones: A Week-By-Week Guide to Your Baby’s Development in the First Year

    Milestones

    Baby Milestones: A Week-By-Week Guide to Your Baby’s Development in the First Year

    Updated on 3 November 2023

    The fun part about becoming new parents is witnessing the development and baby milestones achieved in the first year of birth. And while every baby is unique and may grow at their own pace, this can act as a week-by-week guide to anticipate certain developments and keep track of your baby's overall growth.

    Baby Milestones by Month

    The most exciting part about raising a child is observing how they grow and rapidly develop week after week. Here is an interesting breakup of these milestones, described in detail in the following section.

    Newborn Baby Milestones:

    Week 1

    This is when babies learn to recognise the voice of their caregivers, laying the foundation for language development.

    Week 2

    Babies start to focus on objects at a short distance.

    Week 3

    Although random, babies learn to snuggle.

    Week 4

    The first big one of baby milestones is when they learn to make "coo" and "aah" sounds.

    You may like: 10 Useful Baby Care Tips for New Parents

    1 Month Baby Milestones:

    Week 5

    Babies' movements become smoother and less random.

    Week 6

    Babies start to use their facial muscles to flash a voluntary smile or grin.

    Week 7

    Babies start connecting sounds to their senses.

    Week 8

    With the neck muscles firming up, babies can hold their heads at an angle of up to 45 degrees.

    2nd Month Baby Milestones:

    Week 9

    Babies are more curious and responsive to sounds like high-pitched tones.

    Week 10

    Babies learn to recognise familiar faces in a crowd.

    Week 11

    Babies seem more curious to learn about new things.

    Week 12

    At this stage, babies usually start understanding the function of their hands.

    3rd Month Baby Milestones:

    Week 13

    This week's most significant baby milestones are laughing, babbling, and chuckling.

    Week 14

    Hand and eye coordination start to be demonstrated.

    Week 15

    Babies learn to roll over during this time.

    Week 16

    The neck, rib cage, and stomach muscles start becoming stronger.

    4th Month Baby Milestones:

    Week 17

    Babies become more vocal, producing varied sounds.

    Week 18

    Babies may start enjoying alone time.

    Week 19

    Babies can be taught to associate sounds with pictures.

    Week 20

    Babies start discovering themselves and may even smile at their reflection in the mirror.

    5th Month Baby Milestones:

    Week 21

    Babies start crawling by this time.

    Week 22

    This phase may be a little scary as babies start putting everything in their mouths.

    Week 23

    Babies usually develop more muscle strength in their upper bodies by now.

    Week 24

    Muscle development continues.

    6th Month Baby Milestones:

    Week 25

    Gross motor skills, like walking and crawling, start developing.

    Week 26

    Separation anxiety might set in here as babies can strongly associate with their caregivers.

    Week 27

    Babies learn to establish cause-and-effect relations.

    Week 28

    Babies can clap or use their hands in a more advanced way.

    7th Month Baby Milestones:

    Week 29

    Babies yearn to socialise at this stage as they express a willingness to mingle.

    Week 30

    Muscular strength and coordination continue to develop.

    Week 31

    The use of the hand is at a much-advanced stage now when babies learn to clasp.

    Week 32

    Babies may learn to lean against things without the support of hands.

    8th Month Baby Milestones:

    Week 33

    Babies start expressing their likes and dislikes in their own ways.

    Week 34

    The strength and coordination of the legs become more evolved.

    Week 35

    Some babies might start comprehending simple words like ball or bottle.

    Week 36

    Babies can now start creating memories from experiences.

    9th Month Baby Milestones:

    Week 37

    Both mobility and curiosity are at an all-time high at this stage.

    Week 38

    Babies may become mischievous by reaching out for new objects or banging them.

    Week 39

    Babies at this stage usually spend time gumming or banging small objects.

    Week 40

    Babies learn to observe and copy.

    10th Month Baby Milestones:

    Week 41

    The concept of self-esteem slowly creeps into the baby's minds as they become more conscious of themselves.

    Week 42

    This is a crucial phase for cognitive development that continues to build.

    Week 43

    The concept of object permanence can now be introduced to babies.

    Week 44

    Babies are curious to explore new and sometimes dangerous things like stairs.

    11th Month Baby Milestones:

    Week 45

    Babies might try to feed themselves by now.

    Week 46

    The babies' personalities start taking shape at this stage.

    Week 47

    Curiosity, exploration, and opinions continue to grow.

    Week 48

    Babies are just about to step into the phase of walking with support.

    12th Month Baby Milestones:

    Week 49

    Anxiety around strangers may start creeping back.

    Week 50

    Babies' energies are boundless as they keep discovering the world around them.

    Week 51

    Babies get their first lessons in knowing one's limits.

    Week 52

    By this time, most babies would start calling people by their designated names, like Ma or Dada.

    While this guide can provide new parents with directions, the joy of observing baby milestones can only be felt.

    References

    Dosman CF, Andrews D, Goulden KJ. (2012). Evidence-based milestone ages as a framework for developmental surveillance. www.ncbi.nlm.nih.gov

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    Written by

    Priyanka Verma

    Priyanka is an experienced editor & content writer with great attention to detail. Mother to an 11-year-old, she's a ski

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