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Addiction
Addiction is a disease of the brain• Characterized by:
Compulsive BehaviorContinued abuse of drugs despite negative consequences
Persistent changes in the brain’s structure and function
AddictionDecades of research have revealed
addiction to be a disease that alters the brain. We now know that while the initial decision to use drugs is voluntary, drug addiction is a disease of the brain that compels a person to become singularly obsessed with obtaining and abusing drugs despite their many adverse health and life consequences.
Why do people take drugs?To feel good
To have novel feelings, sensations and experiences
Share these experiences with others
To feel goodTo lesson anxiety, worries, fears, depression, hopelessness
DopamineDopamine is a brain chemical involved in many different functions including movement, motivation, reward — and addiction.
DopamineNearly all drugs of abuse directly or indirectly increase dopamine in the pleasure and motivation pathways
Other NeurotransmittersScientific research has shown that other
neurotransmitter systems are also affected:
SerotoninRegulates mood, sleep, etc.
GlutamateRegulates learning and memory, etc.
This is your brain on drugs:Prolonged drug use changes the brain in fundamental and long-lasting way
Evidence that these changes can be both structural and functional
Environmental Addiction Factors StressEarly physical or sexual abuse
Witnessing violencePeers who use drugsDrug availability
AddictionDrug addiction, like other chronic diseases requires long-term treatment to help people get to a point where they can manage their recovery and regain their lives.
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