Substances like cocaine, alcohol, nicotine, sugar, and heroin, as well as behaviors like gambling, shopping, internet use, social media, and pornography, all stimulate dopamine and can induce tolerance.

“the same way we also have behaviors that are addictive gambling shopping internet social media pornography okay there's an a holic next to every one of those two right chocoholic sexaholic whatever because they're stimulating dopamine also but they're not chemicals they're behaviors but they still generate that same dopamine response and therefore they still induce the same phenomenon of Tolerance”