Baby's First Month: What to Expect According to Southlake Pediatricians


The first month of your baby’s life is one of the most exciting and challenging times for new parents. There is so much to learn and adapt to in this short period, and it can be overwhelming to figure out what’s normal and what requires attention. As you begin this incredible journey, understanding what to expect during your baby's first month can help alleviate some of the uncertainty. In this article, we will guide you through what happens during those early weeks, from physical changes to feeding and sleep patterns.

Physical Changes in Baby's First Month

Cute Newborn Baby

In your baby's first month, your newborn will experience incredible growth and development. During the first four weeks, babies usually grow in length and gain weight, though the rate may vary. On average, babies gain about 5 to 7 ounces a week during this time and may grow anywhere from 1 to 2 inches in length. While these changes may seem subtle, they are very important signs of healthy development.

Your baby’s skin may also undergo some changes. Many newborns have a fine, downy hair known as lanugo, which will eventually fall out. Some babies may experience newborn acne or milia, which are small, white bumps on their face. These skin conditions are usually harmless and should resolve on their own as your baby’s body adjusts to life outside the womb. However, if you have concerns, it’s always a good idea to check with your pediatrician to ensure everything is progressing normally.

Your baby’s head may also appear somewhat misshapen immediately after birth due to the pressure of the birth canal. This will gradually become more rounded within the first few weeks. The soft spots on your baby’s head, known as fontanelles, will remain soft for several months to allow the skull to grow and expand as the brain develops.

Feeding in Baby's First Month


Feeding is one of the primary focuses during a baby's first month. Whether you are breastfeeding or formula-feeding, it’s essential to know what to expect and how to ensure your baby is getting enough nourishment.

Breastfeeding: If you are breastfeeding, it’s important to note that your milk production may take some time to regulate in these early weeks. Newborns tend to nurse frequently, every 2 to 3 hours, or about 8 to 12 times a day. This constant demand helps stimulate milk production and ensures your baby gets the necessary nutrients. Don’t be alarmed if your baby seems to nurse for longer periods or more often than you expected. Each baby is different, and some may require more frequent feedings.

Formula feeding: If you are formula feeding, your baby may drink about 2 to 3 ounces of formula per feeding during the first month. You will likely need to feed your baby every 3 to 4 hours. Pay attention to your baby’s hunger cues, such as rooting or sucking on their hands. As your baby grows, they may gradually need more formula per feeding. If you have any concerns about your baby’s feeding routine, be sure to consult with your Kidsville Pediatrics Southlake team for personalized guidance and support.

In either case, be sure to watch for signs that your baby is feeding well. After your baby’s feeding, he should look relaxed and content. If you are unsure if your baby is getting enough milk or formula, talk to your pediatrician in Southlake. Regular weight checks will help confirm whether your baby is growing properly.

Sleep Patterns in Baby's First Month

Close-Up Photo of a Cute Baby Wrapped in Green Knitted Fabric

Sleep is a major part of a baby's first month. During the first few weeks, your baby will sleep a lot—typically between 16 to 18 hours a day. However, this sleep will be broken into short intervals, and you may find yourself adjusting to a new, unpredictable sleep schedule. Newborns sleep in cycles of about 2 to 4 hours, waking frequently to feed.

It’s important to remember that newborns do not have a clear distinction between day and night. This means they will sleep and wake at all hours, which can make it difficult for parents to get a good night’s rest. While this may be exhausting, it is temporary, and your baby will gradually begin to develop a more regular sleep schedule as they grow older. If you have concerns about your baby’s sleep patterns, don’t hesitate to reach out to a Southlake pediatric clinic for expert advice and support.

Some tips to help promote better sleep for both you and your baby during your baby's first month include:

  • Swaddle your baby to mimic the feeling of the womb and help them feel secure.

  • Be sure to schedule a consistent bedtime so that you baby will learn that it’s time to sleep. 

  • Place your baby on their back to sleep, as this is the safest sleep position to reduce the risk of sudden infant death syndrome (SIDS).

  • Keep your baby’s sleep environment quiet and dimly lit to help them learn the difference between day and night.

Emotional and Behavioral Development

A Person Carrying a Crying Baby

During a baby's first month, your newborn’s emotional and behavioral development will begin to unfold. While they are still very dependent on their caregivers, you may start to notice signs of early communication, like crying to indicate hunger, discomfort, or the need for attention. It’s important to respond to these cries and learn the different ways your baby communicates their needs.

Newborns can also show early signs of social engagement, such as staring at faces or making eye contact. Although your baby won’t be able to smile intentionally yet, they may begin to develop the ability to focus on objects and people, especially those in close proximity. This early social interaction is an important foundation for building bonds and encouraging emotional development. If you have any questions about your baby’s social development, a Southlake pediatrician can provide valuable insights and guidance.

Handling Newborn Health Concerns

Newborn Baby with Jaundice Getting Ulta Violet Phototherepy Treatment

In a baby's first month, your baby will have regular check-ups with the pediatrician to monitor their growth and development. These visits typically include weight checks, a physical exam, and routine screenings for things like hearing and vision.

Many babies may experience mild health concerns during this time, such as:

  • Newborn Jaundice: This is a common condition where a baby’s skin and eyes may appear yellow due to the buildup of bilirubin in the blood. It typically resolves on its own, but in some cases, treatment may be required.

  • Diaper Rash: Newborns are prone to diaper rash, which can be caused by moisture, irritation, or infection. Frequent diaper changes and gentle care can help prevent and treat diaper rash.

  • Gas and Colic: Some babies experience discomfort due to gas or colic, leading to fussiness or crying. While this can be distressing for both parents and babies, it usually resolves after the first few months.

If you notice any concerning symptoms, such as fever, difficulty feeding, or excessive vomiting, be sure to contact your pediatrician. Keep in mind that it’s always better to err on the side of caution especially when pertaining to your baby’s health.  

Bonding with Your Baby

Mommy and baby in a rocking chair

In a baby's first month, bonding is one of the most important aspects of your newborn’s emotional development. This period is essential for forming a strong attachment between you and your baby, which will have a lasting impact on their sense of security and overall development.

Holding your baby close, providing gentle touch, and responding to their needs all contribute to building this bond. Your baby will feel comforted and safe when you engage with them, and over time, they will begin to recognize your voice, face, and scent. This early bonding can help create a loving and supportive environment for your baby as they continue to grow and develop. If you have any concerns about your baby's emotional or physical development, a pediatrician in Southlake can offer expert advice and support.

What to Expect in the Next Month


As you move past the first month, you’ll start to see some exciting changes. You can expect your baby to start gaining better control over their head and neck muscles, and they may begin to lift their head during tummy time. By the time they reach 2 months, you may also start to see some intentional social smiles and more interactive behaviors.

While the baby’s first month can be exhausting and full of uncertainty, it is also a time of incredible growth and connection. By understanding what to expect and being prepared, you can navigate this period with confidence. Embrace the early days, as they are a foundational time that will set the stage for your baby’s future development and your lifelong bond with them.


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Kidsville Pediatrics Mansfield TX: 682-341-3910; 1759 Broad Park Circle S, Suite 201 & 205, Mansfield, TX

Kidsville Pediatrics Southlake: 682-345-8010; 2813 W. Southlake Blvd Suite 100 Southlake, TX 

Kidsville Pediatrics McKinney: 469-885-9400; 5881 Virginia Pkwy. Suite 300 Mckinney, TX

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