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“Before I started drugs, I did great. I never had a hang-up like this. I can’t seem to get over wanting drugs, no matter how hard I try. I stay away from the stuff for weeks, but it doesn’t seem to make a difference. I keep going back.”
Why is drug addiction so long lasting? Just because drugs exert powerful actions in the brain doesn’t mean that their effects should last a long time. But they do! How do we study this?