Associations between Acoustic Features of Maternal Speech and Infants' Emotion Regulation following a Social Stressor
J. Kolacz, E. B. daSilva, G. F. Lewis, B. I. Bertenthal, S. W. Porges
This study finds that maternal speech prosody correlates with changes in infants' heart rate, distress, and cardiac vagal tone during a social stressor, showing bidirectional mother-infant dynamics.
bioRxiv · Jul 2, 2021Physiology