Definition:
A hormone and neurotransmitter in the brain that produces feelings of happiness and well-being. Research has shown that nicotine increases the level of dopamine in the brain, accounting for the pleasurable effect the smoker experiences when lighting up.
A hormone and neurotransmitter in the brain that produces feelings of happiness and well-being. Research has shown that nicotine increases the level of dopamine in the brain, accounting for the pleasurable effect the smoker experiences when lighting up.
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