Phrases Talking About Stress or Anxiety

I'm at the end of my tether.

Meaning

I'm at my limit of patience and coping ability.

Translation language

John: I don't know how much more I can handle.
Alice: I understand. <b>I'm at the end of my tether</b> too. This is getting overwhelming.
John: We need to find a solution quickly. <b>I'm at the end of my tether</b>.
Alice: Let's talk to our supervisor and see if we can get some support.