The Textbook of Neonatology: Care of the Newborn is a comprehensive and authoritative guide that covers every essential aspect of neonatal and perinatal medicine. It serves as a foundational resource for medical professionals involved in the care of newborns, including neonatologists, pediatricians, nurses, and medical trainees. Beginning with an introduction to neonatal and perinatal care, the textbook establishes a thorough understanding of the physiological and clinical processes that govern the health of both mother and child during pregnancy and the immediate postnatal period. It explores fetal growth and intrauterine development in great depth, helping readers understand the intricate processes that shape the health of the newborn even before birth. Maternal health and its direct impact on neonates is another critical area addressed in the book. It emphasizes how maternal conditions such as diabetes, hypertension, infections, and nutritional deficiencies can influence fetal outcomes and necessitate specific neonatal interventions. The textbook also delves into labor, delivery, and birth practices, highlighting the role of skilled birth attendance, safe delivery techniques, and early assessment of newborns in preventing complications. Special attention is given to neonatal resuscitation and stabilization, with detailed protocols based on international guidelines that prepare healthcare providers to manage emergencies immediately after birth. A significant portion of the textbook is dedicated to the care of preterm and low birth weight infants, who present unique challenges in terms of survival and long-term development. The book provides clear guidance on the use of neonatal intensive care units (NICUs), where specialized monitoring, respiratory support, and nutrition are critical. It explores the diagnosis and management of neonatal infections and sepsis, which remain major causes of neonatal mortality, especially in resource-limited settings. Respiratory care in neonates, including the use of CPAP, ventilators, and surfactant therapy, is covered in detail, recognizing the fragility of neonatal lungs and the complexity of managing respiratory distress. The final sections of the textbook explore advances in neonatal technology and research, alongside a thoughtful discussion of ethics and end-of-life care. This balanced and compassionate approach to difficult decisions underscores the human dimension of neonatal practice. Overall, the textbook presents a holistic, up-to-date, and globally relevant perspective on the care of newborns, combining clinical expertise with public health insight.