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How does oxytocin affect newborns?

The Role of Oxytocin in Newborns
Oxytocin, often referred to as the “birth hormone,” plays a crucial role not only in the processes of labor and delivery but also in the early interactions between mothers and their newborns. This neuropeptide is integral to the physiological and emotional adaptations that occur during childbirth and the postpartum period, significantly influencing the health and bonding of both mother and child.
Facilitating Birth and Bonding
During labor, oxytocin is released in response to uterine contractions, helping to facilitate the birth process. This hormone not only stimulates contractions but also promotes the expulsion of the placenta and reduces postpartum bleeding. The presence of oxytocin during and after birth is vital for establishing a connection between mother and baby. After delivery, skin-to-skin contact enhances maternal oxytocin levels, which in turn fosters bonding and nurturing behaviors.
Impact on Newborn Behavior and Development
Research indicates that oxytocin levels in newborns are influenced by maternal oxytocin during labor. Higher maternal oxytocin levels correlate with increased affectionate behaviors in mothers, which can enhance the emotional and physical connection with their infants. This bonding is crucial for the newborn’s development, as it lays the foundation for secure attachment and emotional regulation later in life.
Moreover, the hormone’s effects extend beyond immediate bonding. Studies suggest that the early interactions facilitated by oxytocin can influence the development of the infant’s own oxytocin system. This epigenetic influence means that the behaviors exhibited by mothers—such as responsiveness and affection—can shape the newborn’s neurobiological responses to social interactions.
Oxytocin and Stress Response
The role of oxytocin is particularly significant in the context of stress during childbirth. High levels of stress can inhibit the natural release of oxytocin, potentially affecting both the mother and the newborn. Conversely, effective management of stress during labor can enhance oxytocin release, promoting a smoother birth experience and better outcomes for the infant.
Conclusion
In summary, oxytocin is a vital hormone that not only facilitates the physical aspects of childbirth but also plays a critical role in the emotional bonding between mothers and their newborns. Its influence extends into the early stages of life, affecting both behavioral interactions and the biological development of the infant’s own oxytocin system. Understanding the multifaceted effects of this hormone underscores its importance in maternal and neonatal health, highlighting the need for supportive birthing environments that promote the natural release of oxytocin.

How does oxytocin affect the brain development of infants?

When babies feel secure, they release a hormone called oxytocin. This acts like a fertiliser for their growing brain, helping them to be happy babies and more confident children and adults. Holding, smiling and talking to your baby also releases oxytocin in you, which helps you to feel calm and happy.

What are the disadvantages of oxytocin in labor?

Patient harm
Contractions can become too frequent or last too long (uterine hyperstimulation). This can increase the risk of placental abruption and reduce the flow of blood and oxygen to the baby, causing serious harm to both mother and baby. Amniotic fluid embolism has been reported with oxytocin overdose.

How does oxytocin cause fetal distress?

In rare instances, oxytocin can cause strong uterine contractions (hyperstimulation). These strong pushes may trigger fetal distress.

Does oxytocin affect the baby?

Oxytocin is an integral component of many body systems with long-term implications for both mother and baby. It is not only involved in milk ejection from the mother, but is also a key hormone for the infant and can be influenced by skin- to-skin contact and birthing practices.

How does oxytocin help babies?

Neurobiologically oxytocin directs the young infant to preferentially select species-specific social stimuli to form dyadic attachments and is considered critical in the experience-dependent plasticity to feed forward auto-regulated functioning during sensitive periods of development [7].

What does oxytocin do to the breast?

Breast milk production is affected by the prolactin hormone, while the release is affected by oxytocin hormone. Oxytocin hormone is released through the stimulation of the nipple. The stimulation occurs due to the baby’s mouth sucking through the massage on the mother’s breast area and massage on the back.

What is the role of oxytocin in breastfeeding?

Oxytocin is an essential lactation hormone released during breastfeeding that causes milk ejection and appears to have calming effect on the mother.

What are the side effects of oxytocin in babies?

Also, if contractions are too strong, the supply of blood and oxygen to the fetus may be decreased. Oxytocin may cause jaundice and eye problems such as retinal hemorrhage in some newborn infants. If you have concerns about this, ask your doctor. This medicine may cause a serious condition called water intoxication.

What is the purpose of oxytocin after birth?

Oxytocin is one such drug. Oxytocin prevents excessive postpartum bleeding by helping the uterus to contract. It is given to the mother by injection into a vein or into muscle during or immediately after the birth of her baby. Why is this important?

What is the role of oxytocin in the baby?

Neurobiologically oxytocin directs the young infant to preferentially select species-specific social stimuli to form dyadic attachments and is considered critical in the experience-dependent plasticity to feed forward auto-regulated functioning during sensitive periods of development [7].

Natasha Lunn

Tash is an IBCLC and Business Coach helping fellow IBCLCs create fun, profitable businesses that are more than just an expensive hobby. Before becoming an IBCLC and starting her private practice - The Boobala, Tash graduated as an Osteopath in 2008 and has been in Private Practice in South West Sydney. She was also a volunteer Breastfeeding Counsellor and Community Educator with the Australian Breastfeeding Association for 6 years. Through her business, Your Lactation Biz, Tash coaches and creates products to help new and seasoned IBCLCs build businesses that suit their personality and lifestyle.

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