Meaning of the word "be stressed out" in English

What does "be stressed out" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

be stressed out

US /bi strɛst aʊt/
UK /bi strɛst aʊt/

Idiom

to feel very worried and anxious because of problems or too much work

Example:
I'm really stressed out about my exams next week.
She tends to get stressed out easily when she has too much work.