For too long, compulsive sexual behavior (CSB)—including problematic pornography use—was seen as a moral weakness or lack of discipline. But neuroscience is radically reshaping that narrative. Today, we understand that behaviors like CSB are better explained not by moral failure, but by changes in the brain’s reward system. This shift is not just academic—it’s opening new doors for treatment, reducing shame, and giving people the tools to actually heal. Addiction Isn’t Alw