When the Body Understanding Behavior in the Puberty Years A compassionate, science-informed guide to puberty, behavior, and the neurodivergent brain. Puberty is not just a hormonal rollercoaster; it's a neurological awakening. For neurodivergent children and teens, these years bring more than mood swings and growing pains. They often bring misunderstood behaviors, sensory overload, emotional shutdowns, and confusing social expectations. In this groundbreaking book, the author brings together medicine, psychology, and behavior analysis to decode what’s happening in the bodies and minds of neurodivergent adolescents. From self-injury to sensory aversion, shutdowns to sexual development, this book gives parents, therapists, and educators a new way to interpret behavior, not as defiance or disorder, but as communication rooted in physiology. You’ll cortisol, melatonin, and other hormones affect behaviorThe difference between sensory overload, executive dysfunction, and “noncompliance”How to teach safety, boundaries, and body autonomy with visual toolsWhat aggression, withdrawal, or regression might meanParent conversation scripts for topics like mental health, gender identity, and sexual curiosityHow to design puberty-specific behavior plans with compassion and scienceWith vivid illustrations, behavior maps, and real-world case examples, When the Body Changes is more than a book; it’s a bridge between science and humanity. Because when we understand the body, we can finally understand the behavior.