In the 1950s, researchers observed that a male rat placed with a single female would eventually lose interest. But introduce a new female, and sexual behavior immediately resumed — with vigor. This was repeated with every new female. The rat was not insatiable. It was novelty-seeking.
This is the Coolidge Effect, and it helps explain why internet porn may be especially habit-forming. Unlike previous forms of sexual stimulus, the internet offers near-unlimited novelty. Every click is a new partner, a new scenario, a new spike of anticipation. Your brain has a harder time habituating because the stimulus rarely repeats.
No previous generation faced this. Magazines were limited. Video stores had shelves. The internet has infinite tabs. Your brain's novelty-seeking mechanism — evolved for a world of scarcity — is being exploited by a world of infinite abundance.
Understanding this removes shame. You are not uniquely broken. You are a normal brain responding to an abnormal environment. The solution is not more willpower. It is removing the supernormal stimulus and letting your brain recalibrate to reality.
Your brain is normal. The environment is abnormal. Remove the stimulus, and your brain recalibrates.
Notice one moment today where you seek novelty (scrolling feeds, channel surfing). Pause and stay with what you have.