So susceptibility to cold symptoms is not a sign of a weakened immune system, but quite the opposite.

因此，易受感冒症状的影响并不是免疫系统虚弱的一种迹象，情况刚好相反。

youdao

However, there has previously been little direct evidence that poor sleep increases susceptibility to the common cold.

然而，没有直接证据表明睡眠质量不高会增加患普通感冒的几率。

youdao

What mechanisms might link sleep to cold susceptibility?

什么机理导致了睡眠和患感冒的几率？

youdao