寝冷え

寝冷(ねび)えしちゃった。

I caught a chill in my sleep.

子(こ)どもが寝冷(ねび)えでお腹(なか)を壊(こわ)した。

My child got an upset stomach from being chilled during sleep.

夏(なつ)でも寝冷(ねび)えには注意(ちゅうい)が必要(ひつよう)です。

Even in summer, you need to be careful about getting chilled while you sleep.

寝冷(ねび)えのせいか、朝(あさ)から喉(のど)が痛(いた)い。

Maybe because I got chilled in my sleep, my throat has hurt since this morning.

昨夜(さくや)、布団(ふとん)を蹴(け)って寝冷(ねび)えしてしまった。

Last night I kicked off the futon and ended up catching a chill in my sleep.