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笑:幸福快乐的促进剂笑能让大脑分泌作为信息素的多巴胺,这种激素的生物化学作用与可卡因的生化作用很类似。众所周知,可卡因会令人上瘾,而人也同
Laughs: a happy and happy accelerator Laugh can make the brain secrete pheromone as dopamine, the hormone's biochemical effects and biochemical effects of cocaine are very similar. It is common knowledge that cocaine is addictive and human