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Affective Touch in Preterm Infant Development: Neurobiological Mechanisms and Implications for Child-Caregiver

Valentina Lucia La Rosa1, Alessandra Geraci1, Alice Iacono1

  • 1Department of Educational Sciences, University of Catania, 95124 Catania, Italy.

Children (Basel, Switzerland)
|November 27, 2024
PubMed

Insights

Affective touch, like skin-to-skin contact (SSC) and kangaroo care (KC), is vital for preterm infant development. These tactile interventions improve bonding, reduce stress, and enhance neurodevelopmental outcomes in the neonatal intensive care unit (NICU).

Area of Science:

  • Neuroscience
  • Developmental Psychology
  • Neonatal Care

Background:

  • Affective touch is essential for infant emotional, cognitive, and physiological regulation.
  • Preterm infants often lack tactile stimulation, potentially impacting long-term development.
  • Early tactile interventions are crucial for mitigating developmental deficits in vulnerable infants.

Purpose of the Study:

  • To review the neurobiological mechanisms of affective touch in infant development.
  • To highlight the efficacy of skin-to-skin contact (SSC) and kangaroo care (KC) for preterm infants.
  • To examine the impact of tactile interventions on neurodevelopmental outcomes in the neonatal intensive care unit (NICU).

Main Methods:

  • Systematic literature review focusing on affective touch and tactile interventions.
  • Analysis of studies examining C-tactile fiber activation and its effects.
  • Evaluation of interventions like SSC and massage therapy in neonatal care settings.

Main Results:

  • Affective touch, via C-tactile fibers, enhances caregiver-infant bonding and reduces infant stress.
  • SSC and kangaroo care (KC) significantly improve physiological regulation (heart rate, breathing, temperature).
  • Tactile interventions promote emotional regulation and cognitive development in preterm infants.

Conclusions:

  • Affective touch is a critical factor for early development, especially in NICU preterm infants.
  • Integrating SSC and KC into neonatal care can substantially improve long-term developmental trajectories.
  • Further research into epigenetic mechanisms and refined tactile interventions is recommended.
Abstract

Keywords:
C-tactile fibersaffective touchattachmentkangaroo careneurodevelopmentpreterm infantsskin-to-skin contact

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