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See Latest ArticlesEasily led ash-tray: Adolescent smokers prone to drug abuse
EurekAlert, 12/14/09
It is common knowledge that smoking is a health risk but why do teens become addicted to smoking more easily than adults? In an evaluation for Faculty of 1000 Biology, Neil Grunberg looks into why adolescents are more prone to substance abuse. Nicotine increases the level of dopamine in the brain, a neurotransmitter that is responsible for feelings of pleasure and wellbeing. The study looked at dopamine levels in adolescent and adult rats after nicotine withdrawal. The authors found that the withdrawal signs seen in adolescent rats were fewer than those observed in adults.
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