Whether it's to explain their love of blackjack or just their coffee habit, we all know someone who blames their vices on their "addictive personality." Despite the fact that there's no scientific evidence for such a thing, it sure does seem like some people get a bigger kick than most out of gambling, alcohol, food, and other pleasures. A new study may point to one reason why: genetic variation. Differences in people's ability to feel pleasure may be at least partly controlled by genes.
fMRI for the Whole Family
Written by Ashley Hamer August 30, 2019
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