Science News

Nicotine Is Fatally Addicitive

Sun, 10th Sep 2000

Part of the show Intelligence and IQ

Yet more evidence that Nicotine is fatally attractive, following findings that a single cigarette can trigger a long-lasting chemical change in brain cells. Dopamine is a neurotransmitter that is responsible for feelings of pleasure, and high levels of the chemical lasts for hours in the brain after exposure to nicotine. Researchers have discovered that following primary exposure, the buzz is higher the next time and one cigarette can leave you hooked for life….
Rate of nicotine metabolism varies according to ethnicity


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