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1 Month Old Baby

1 Month Old Baby: Baby Developmental Milestones

Congrats on the arrival of your beautiful new baby! This post I will be discussing what to expect from your 1 month old baby. 

The first month is important to make the required effort to take care of your baby since it's important for their healthy development. 

Vision Development

During the first months of life, the eyes start working together and rapidly improve. The baby’s vision is continually developing as he grows.  The baby vision is not quite there yet, and he can only see a distance of eight to ten inches from him.

Hearing Skills

Your baby’s hearing will be fully developed by the end of her first month.  The baby now can recognize his mother’s voice.  


Weight gain is one of the many indicators of good health in a newborn baby.  It’s important to pay attention to the infant weight because slow weight gain can be a sign of an underlying problem. 

Facial Features

The baby at 1 month old may gurgle, grunt, coo, and hum to express his feelings.  The baby might develop rashes due to all the changes and excess fluids that he loses. 

Umbilical Cord

The baby’s umbilical cord is clamped close to his body. The stump will fall off between 5 and 21 days. It might leave a wound that can take the time to heal. 

Reflex Development

Your baby is born with survival reflexes. The different reflexes are Moro, the rooting reflex, helps the baby latch to the mother.


It’s important to establish a pattern of feeding. The baby should be fed at least every two to three hours on demand.  You should attempt to give 8 to 12 feeds per day. The baby will give you signs of hunger by fussing and crying

Changing Stool Color

The baby’s poop will gradually change in stool color in the first four to five days.  The first bowel movement the baby will pass a greenish black sticky substance. 

Through out the week, the baby’s stool color will change to yellowish brown and start being a bit smellier. 

Sleep Patterns

Getting your baby to sleep and nap through the night is good for the family.  During the first month, your baby’s sleeping cycles are much different than yours. 

1 month old baby primary duties are sleeping, crying, and feeding.  The baby will need an average of 15 hours to 18 hours a day. It’s usually divided into regular naps. 


Crying continues to be a baby’s primary means of communication for many months. A typical baby will cry for up to three hours a day. 

Common Health Concerns

Physiological Jaundice

Most newborns have some yellowing of the skin. It’s usually caused by physiological jaundice.  It’s usually noticed when the baby its about 2 to 4 days old. 


The first fever a baby or infant has been often scary. Regardless, you should report any fever in a newborn that is higher than 100.4 F.  Every parent wants a healthy baby, but occasional infections and fevers are inevitable. 

Stuffy Nose

Stuffy nose or nasal congestion happens when the tissues insides the nose swell or produce mucus.  Babies usually get colds once a month on average.  It’s important to seek medical attention if your baby has a stuffy nose since they can’t adapt in blowing or sniffing their nose. 


Baby’s who are feeding on powdered milk are more subjective to constipation.  The reason the powdered milk causes constipation is due to the protein in it.  The baby can also have a hard stool due to dehydration. 


  • Hepatitis B
  • Polio
  • BCG (Bacillus Calmette-Guerin)

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