The chemical pathways of the brain designed for sexual pleasure are rewired to seek out porn instead of real sex. With repeated exposure to porn, the portion of the brain responsible for decision-making and willpower actually begins to shrink. The cravings experienced by someone hooked on porn can be like the cravings of a drug addict. Yes, porn does affect our brains-and it’s not good. What does porn do to your brain? Can porn change or damage your brain in any measurable way? What are the psychological effects of watching too much porn? There’s a lot of information out there, so we’ve condensed it into this handy reference.