Secondly, drinking releases dopamine, which is involved in drive, motivation and energy. This is a factor in alcohol’s stimulant effect, which makes you feel exhilarated, more active, gives you feelings of energy and enthusiasm. Dopamine makes you louder – this is an effect people get from cocaine, too. Dopamine is one of the transmitters that also lays down behavioural patterns, so it’s important in addiction. Dopamine release may be the reason people get locked into habits that start off being fun, or at least not damaging, but then become so, for example hair-twisting and nail-biting.
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