The Fourth Trimester of Pregnancy

Through a unique blend of scientific research, social insight, and empathetic reflection, Bayot explores the postpartum period as a fourth trimester-a vital phase of adaptation for the new parents and their baby, months of transformation that connect pregnancy to parenthood. Drawing on contemporary research in physiology, psychology, anthropology, and neuroscience, Bayot sheds light on the profound physical, hormonal, and emotional changes that occur after birth.She shows how the mother’s body continues to evolve-through lactation, hormonal readjustments, and sensory attunement-to meet the baby’s developmental needs.The book details the biological synergies between mother and infant, such as the hormonal dialogue involving oxytocin, prolactin, and endorphins, and how these shape the foundations of attachment, recovery, and well-being.But this book also centres relationships, examining how this period affects both parents and the family dynamic, exploring the shifting roles of fathers a