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First Day of Birth: What Newborn Babies Do in the First 24 Hours (2026 Guide)

Last Updated on May 9, 2026 by Bibhu Ranjan Mund, MPH

Discover what happens during a newborn’s first day of birth, including sleep patterns, feeding, crying, bonding, and essential baby care tips.

Reviewed by Bibhu Ranjan Mund, MPH (Public Health Expert) with experience in maternal, infant, child, and adolescent health programs. Content is based on evidence-informed guidelines aligned with organizations such as the World Health OrganizationUNICEFCenters for Disease Control and Prevention, and National Institutes of Health.
Last reviewed on: 22 March 2026.

Medical Disclaimer: This content is for informational and educational purposes only and is not intended as medical advice, diagnosis, or treatment. Always seek the advice of a qualified healthcare professional regarding any medical condition or concerns.

Introduction: The First Day of Birth

As per the research published by World Health Organization (WHO, 2023), it shows that about 25-30% of newborn related complications arises within the first day of birth of a baby and thus early care, feeding, warmth and emotional bonding is highly essential. Just simple practice of skin-to-skin care like Kangaroo Mother Care (KMC) and early breastfeeding can improve the newborn well-being and confidence of parents. KMC can be done by both Mother and Father.

The first 24 hours of birth is an emotional moment for every parent. If they couple are new for the baby, they actually worry about newborn’s sleep pattern, crying, feeding, body moments which is a normal thing.

It is important to understand what is the normal for the bay on first day of birth, the parents can enjoy these unforgettable moments with confidence.

The newborn stage marks the beginning of rapid growth and development, discover about long-term milestones in our guide on Early Childhood Development: Growth, Learning, and Milestones.

For many parents, caring for a newborn can feel both exciting and overwhelming.

What Does the First Day of a Newborn Baby Reveal?

All babies are different but such patterns are said to be normal and healthy.

Quick Summary: What Happens on a Baby’s First Day?

  • Newborns usually sleep 14–17 hours
  • Babies wake briefly for feeding
  • Crying is their main communication method
  • Skin-to-skin contact supports bonding
  • Early breastfeeding helps immunity and development
  • Irregular breathing for short periods can be normal
  • Your baby may not remember the first day of life, but their brain and body are already learning from every touch, sound, and cuddle.
  • The first cry, first feeding, and first eye contact are more than emotional moments, they help shape early development.
  • Many parents worry when newborns sleep too much on day one, but this is often part of a healthy transition.

Normal Newborn Patterns in First 24 Hours

AreaWhat Is Commonly ObservedWhy It Happens (General Explanation)
Sleep14–17 hours (with short waking periods)Adjustment from womb to outside environment
FeedingSmall, frequent feedsStomach size is very small on Day 1
CryingShort periods of cryingMain communication method
BreathingMay appear irregular brieflyImmature breathing rhythm adjusting
MovementJerky or reflex movementsNormal newborn reflex activity

Source: WHO Postnatal Care Guidelines; UNICEF Newborn Care Data (2023)

Understanding newborn behavior is the first step in tracking healthy growth, explore detailed stages in From Infancy to Toddlerhood: Key Developmental Stages.

First day of a newborn baby and its activities

Day one Newborn Emotional and Behavioral States

A newborn’s behavioral states reflect their physical and emotional needs. Watching the facial expressions, body language and alertness will enable the parents learn more about their baby.

Newborn emotional behavioral states in first day of birth

1. Drowsy State

  • Gentle movements may be seen
  • Eyes can be opened and closed slowly.
  • Most appropriate option: leave the baby to sleep.
  • Limit light exposure and high noise.
Drowsy state of baby

2. Active Sleep

  • In the state of active sleeping, the baby can: Move arms and legs slightly
  • Twitch facial muscles
  • Breathing may be irregular for short periods.

It is a normal sleeping stage and it does not need any intervention unless recommended by a medical practitioner.

Seep actively on first day of baby

3. Deep Sleep

  • In deep sleep, the baby breathes deeply and regularly
  • Remains mostly still
  • Is harder to wake

The stage facilitates physical healing and brain maturation.

On first day deep sleep by baby

4. Quiet Alert State

  • This is the best opportunity to bond.
  • Baby is calm and observant
  • Makes brief eye contact
  • Responds to voices and touch

Parents are capable of talking, singing or holding their baby at this stage.

The first day having actively alert

5. Active Alert State

  • Increased movement
  • May show mild fussiness
  • Signifies that he or she is ready to interact or feed
Actively alert state of baby

6. Crying

The major mode of communication of a newborn is crying. It may signal:

  • Hunger
  • Discomfort
  • Need for comfort

Proper feeding from the first day is essential for growth, check our expert guide on Supplementary Feeding Guidelines for Infants.

Acting quickly by holding, feeding or soothing contributes to the development of trust and security.

These early behavioral patterns are linked to brain development, know more about how the brain grows in Why a Human Child Is So Unique and What Makes Us Human.

Newborn Behavioral States – Quick Comparison

StateBaby’s EyesMovementBest Parental Response
DrowsyOpening & closing slowlyMild stretchingAllow rest
Active SleepClosedTwitching, irregular breathingObserve, no interruption
Deep SleepClosedStill, regular breathingLet baby sleep
Quiet AlertOpen, calmMinimal movementIdeal time to bond
Active AlertOpenIncreased movementPrepare for feeding/interaction
CryingClosed or openActive body movementCheck feeding/comfort

Source: Harvard Center on the Developing Child; WHO Essential Newborn Care

Good nutrition and early care practices support long-term health, learn about the importance of maternal nutrition in Food Supplementation and Its Importance.

What surprised most parents on the first day?

  • Babies sleep more than expected
  • Crying may be minimal initially
  • Feeding sessions are short but frequent
  • Skin-to-skin contact calms babies quickly

The First day Newborn Care: Essentials

i. Clothing for Newborns

  • Use 100% soft cotton clothing
  • Buttons, tight elastics and rough seams should be avoided.
  • Clothe the infant in a comfortable way neither too hot nor too cold.

First-Day Newborn Care Checklist

Care AreaSimple Action
TemperatureKeep baby warm, avoid overheating
FeedingOffer breast within first hour if possible
HygieneClean hands before handling
Diaper CareChange frequently
BondingPractice skin-to-skin contact
RestMother should rest as much as possible

Source: WHO Postnatal Care Guidelines

ii. Safe Sleep Guidance

Newborns should receive recommendations in health organizations, suggesting that they should:

  • Sleep on a firm, flat surface
  • Be placed on their back
  • Do not use pillows, fluffy bedding or loose items.

The practices aid in minimizing the risk of sleep-related complications.

Healthy sleep patterns in newborns evolve with growth, understand how development progresses in Early Childhood Development Guide.

Safe Sleep – Recommended vs Avoided Practices

Recommended PracticeAvoided Practice
Place baby on back to sleepSleeping on stomach or side
Firm, flat sleep surfaceSoft mattresses or couches
Room-sharing without bed-sharingSleeping on adult bed
Light clothingHeavy blankets or pillows

Source: WHO Essential Newborn Care; UNICEF Safe Sleep Recommendations

iii. Baby Diaper Sew with Soft Cotton Fabric Only:

  • Use soft, breathable fabrics
  • Maintain the diaper region hygienic.
  • Changing of diapers should be done regularly to avoid irritation.

Always wash hands prior to and subsequent to the diapers.

iv. Skin-to-Skin Postpartum Contact.

Immediate contact between the baby and the mother skin-to-skin contact is beneficial:

  • Regulate body temperature
  • Breathing and heart rate need to be stabilized.
  • Promote emotional bonding
  • Enhance early breast feeding

Early bonding plays a crucial role in emotional and brain development, explore more in Why Human Children Are Unique

Essential newborn care

Globally, early newborn care remains an important public health priority

Global Newborn Care Snapshot

IndicatorGlobal EstimateSource
Births per year worldwide~134 millionUNICEF Maternal & Newborn Data Portal
Newborn deaths (first 28 days) annually~2.3 millionWHO Newborn Health Factsheet (2023)
Deaths occurring in first 24 hoursApprox. 25–30% of neonatal deathsWHO Newborn Health Factsheet (2023)
Early breastfeeding initiation (within 1 hour)~48% globallyUNICEF Maternal & Newborn Data Portal

Early interventions can prevent long-term developmental issues, read more in Global Developmental Delay in Children.

Concluding Points:

A newborn’s first day of birth period is just about the rest, feeding, warmth and learning the baby’s small signals. On this day the most important is sleeping for long hours, brief crying, irregular breathing patterns and frequent feeding requirement are the normal.

As per the research from WHO and UNICEF, the show that early breastfeeding, skin-to-skin contact (KMC) can improve the baby’s survival and long-term development.

Parents may feel tired or emotional on that day, but it is completely natural. With proper knowledge, guidance patience and support of other, confidence to serve the newborn baby grows quickly.

  • For many first-time parents, this tiny behavior can feel confusing at first.
  • Seeing your baby sleep so much may feel surprising, but it is usually completely normal.
  • These small early interactions help babies feel safe and secure.

Providing the right care from day one builds the foundation for lifelong health, learn more in our complete guide on Child Growth, Nutrition, and Development.

This article follows evidence-informed public health guidance and is reviewed periodically to align with recommendations from WHO, UNICEF, CDC, and peer-reviewed medical literature.

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