I'm completely overwhelmed.

Meaning

I'm feeling stressed and unable to cope.

Examples

• John: I have so much work to do; I don't know where to start.
• Alice: That sounds incredibly stressful. <b>I'm completely overwhelmed</b> just listening to you!
• John: I'm drowning in deadlines.
• Alice: Take a deep breath. Even if it just temporarily helps, you will not always be <b>I'm completely overwhelmed</b>.