What is addiction?

Tuesday, June 13, 2006

* A BRAIN DISEASE: Most scientists now consider addiction a brain disease: a condition caused by persistent changes to brain structure and function. Using drugs repeatedly over time changes brain structure and function in fundamental and long lasting ways that can persist long after the individual stops using them. After a certain amount of a drug is consumed, and that amount is different for everyone, it is as if a switch in the brain is flipped from normal to addict.

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