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Drug addicts and alcoholics find it difficult to say no because the chemicals they depend on have ‘rewired’ their brains, an expert has said.
Addicts have changed their brain so that the systems which keep our hearts beating and organs working fuel a desire for drugs.
The reason is that drug addiction can ‘rewire’ people’s brains – creating what addiction specialist Dr Timothy Huckaby calls a ‘new operating system’.
Scans of cocaine addicts brains show that areas associated with rewards ‘light up’ when they are shown brief ‘flashes’ of images associated with drugs.
Dr Huckaby – a recovering fentanyl addict himself – says that the ‘rush of pleasure chemical dopamine released by drugs slowly reconditions the brain in an interview with Medical Daily.
Huckaby says, ‘This new system is very rigid and very reliable. The part of the brain that keeps the heart beating and organs working is now fueling a strong need for the use of drugs.
‘At this point, addiction has become a disease, because it has changed the physical structure and function of the brain.’ Rob Waugh gathered.
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