This book chronicles the dedicated efforts of Dr. Daniel Annequin in his mission to alleviate pain in children. Drawing from his medical experience, Annequin explores the critical importance of recognizing and addressing pediatric pain, which has historically been overlooked or underestimated. The work examines both the medical and human dimensions of pain management in young patients, advocating for more compassionate and effective approaches to treating children's suffering. Through his professional journey, the author highlights the need for healthcare providers to acknowledge that children feel pain just as intensely as adults, and deserve appropriate care and treatment to minimize their discomfort during medical procedures and illness.