BOOK FIVE IN THE BRAIN CHEMISTRY SERIES BY STEPH JENSEN

That backyard wrestling match? It's not just a moment of sibling rivalry gone wild. It's a window into the force that fuels boys' boldness and their need to test limits. Testosterone is the hormone behind it all, amplifying everything from their competitive streak to those emotional swings that can leave you scratching your head.

Combining real-world stories, straightforward brain science, and actionable strategies, this guide introduces the Five Strengths—Grit, Guts, Ground, Group, and Give—which can transform the way boys harnesss their energy. Parents and educators will discover the tools to help boys ages 5-18 build resilience, self-control, and connection, turning their testosterone-fueled drive into a force for good.

Other Books in the Brain Chemistry Series:

• Brainwashed: Cortisol, Conflict and the Keys to Calm
• It's Dope: Unlocking the Power of Dopamine in the Developing Male Brain
• Glow: Unlocking the Serotonin Spark
• Oxy Brain: Unlocking the Power of Oxytocin in the Developing Female Brain