I'm on the verge of a breakdown.

Meaning

I'm very close to a mental or emotional collapse.

Examples

• John: 'I haven't slept properly in days, and I'm constantly irritable.'<br>
• Alice: 'It sounds like you're <b>on the verge of a breakdown</b>. You need to take some time off.'
• John: 'I can tell. You look exhausted. You're <b>on the verge of a breakdown</b>.'
• Alice: 'This project is proving far more challenging than I anticipated.'<br>