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Nicotine is a highly addictive stimulant found in tobacco that triggers complex biochemical reactions in the brain, leading to feelings of pleasure and reduced stress.
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A neurotransmitter associated with movement, attention and learning and the brain’s pleasure and reward system.
A chronic disease characterized by drug seeking and use that is compulsive, or difficult to control, despite harmful consequences.
The discomfort and distress that follow discontinuing an addictive substance.