Question

Define drug abuse. when does drug addiction occur?

Answer 1

Addiction is defined as a chronic, relapsing brain disease that is characterized by compulsive drug seeking and use, despite harmful consequences. It is considered a brain disease because drugs change the brain; they change its structure and how it works.

Answer 2

Drug addiction is a brain disease because the abuse of drugs leads to changes in the structure and function of the brain.........

Drug addiction occur after excess drug intake....