Phrases Talking About Stress or Anxiety

I'm on edge.

Meaning

I'm nervous and irritable.

Translation language

John: Did you sleep well?
Alice: Not really. <b>I'm on edge</b> about the meeting this afternoon.
John: It'll be fine. You're prepared.
Alice: I know, but I can't shake this feeling. <b>I'm on edge</b> and a little irritable.