熬夜 (áo yè): To stay up late or all night (Verb) — Meaning & Stroke Order

To prepare for the exam, he often stays up late studying.

To meet the project deadline, the entire team had to stay up late consecutively.

Aren't you worried that staying up late for a long time will harm your health?

He never stays up late and adheres to the habit of going to bed early and getting up early.