burn the candle at both ends

US /bɜrn ðə ˈkændl æt boʊθ ɛndz/
UK /bɜrn ðə ˈkændl æt boʊθ ɛndz/
"burn the candle at both ends" picture
1.

無理をする, 夜昼なく働く

to work or do too much, from early in the morning until late at night, and therefore get very little rest

:
She's been burning the candle at both ends to finish her project on time.
彼女はプロジェクトを期限内に終わらせるために無理をしている
If you keep burning the candle at both ends, you'll eventually get sick.
無理をし続けると、最終的には病気になるよ。