Newborn Baby Development

Newborn Baby Development Milestones

In weeks one to four after your baby’s birth, your little one is getting used to life outside the womb. 

Growth and Physical Development ((1-, 2-, 3-, and 4-Week-Old) ): 

  • In the first few days after birth babies can lose a little weight. 
  • Most babies will regain the weight quickly. 
  • Measuring length, weight, and head circumference at each checkup.

Here are some of the physical features you might notice in the first few weeks with your newborn:

  • Fine hair called lanugo may cover the body for a few days or weeks until it’s shed.
  • Their skin may peel a little.
  • Reddened areas of skin called “salmon patches” or “stork bites” may be present on their face or neck. These birthmarks will likely disappear within a few months.
  • Your baby’s genitals may be swollen but will return to normal soon.
  • Two soft spots, called the fontanelles, can be felt at the top of your baby’s head. Although a thick membrane protects the brain, this is where the skull bones are still fusing.
  • If your baby was born vaginally, they may have an elongated skull. 
  • Your baby’s head will return to a more normal shape before long.
  • Your baby may spend a good amount of time curled up in a tight little bundle.

Activities for Your Baby’s Development

Your baby’s healthcare provider will be able to give you lots of personalized advice, but these are some activities you can try with your baby whether they’re a 1-week-old, 2-week-old, 3-week-old, or 4-week-old:

  • Skin-to-skin contact. 
  • Tummy time. 
  • Tracking practice. 
  • Playing. 

A Day in the Life of Your Newborn Baby

Sleeping

  • At least 16 hours in 24 hours.
  • You may need to wake your baby up for feedings.
  •  Put them to sleep on their back to reduce the risk of SIDS.

Feeding

  • At least 8 feedings in 24 hours, but can vary.
  • Sucking on their fist may mean they’re hungry.

Diapering

  • The first few bowel movements will be thick and black or dark green.
  • At least six wet diapers each day.

Bathing

  • Three baths per week is usually enough.
  • Sponge baths until the umbilical cord falls off.
  • Carefully clean creases under arms, behind ears, and diaper area.

Playing

  • Cuddle and talk to your baby.
  • Show them a brightly colored toy.

Activities for Supporting Your 1-Month-Old Baby’s Development

Here are some things you could try this month:

  • Cuddle time. 
  • Visual stimulation.
  • Tactile toys.
  • Talking with your baby. 
  • Getting physical. 
  • Playing peek-a-boo.
  • Bonding.

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