夜の目も寝ない
Meanings
1
staying up all night; not sleeping a wink
Idiomatic expression meaning to stay awake all night, often due to worry, work, or excitement. The literal image is that even the 'eyes of the night' do not sleep.
See also: 夜の目も寝ず
Before the exam, I studied without sleeping a wink.
I couldn't sleep at all from worry.