Strangely enough, there's never been a large scale study investigating the mechanism of the post-coffee poop.

奇怪的是， 从来没有一项大规模研究调查咖啡后便便的机制。

Large scale studies have shown that the stress that comes from chronic loneliness is among the most unhealthy things we can experience as humans.

大量的研究显示出慢性的孤独感所带来的压力是人类能体会到最不健康的事情之一了。

They only said that might be the case.Those findings weren't that conclusive and it was quite a small--scale study. I think more research has to be done.

他们只是说可能会那样。结果并不是很具有确定性，而且是一个小范围的研究。我觉得可以做更多的研究。