"Coffee makes us feel so good because it is able to tap into virtually every reward system our brain has evolved," Wenk writes.When it comes down to it, coffee certainly isn't going to kill you.

“喝咖啡使人感觉很好是因为它能刺激大脑已进化的每一个奖赏系统”温克写道，当然，归根结底喝咖啡不会致命。

"Coffee makes us feel so good because it is able to tap into virtually every reward system our brain has evolved," Wenk writes. When it comes down to it, coffee certainly isn't going to kill you.

“喝咖啡使人感觉很好是因为它能刺激大脑已进化的每一个奖赏系统”温克写道，当然，归根结底喝咖啡不会致命。