Pushing my physical limits

Meaning

Exerting maximum effort in a physical activity.

Examples

• John: I'm training for a marathon, it's really tough!
• Alice: Wow, that's impressive! Are you <b>pushing your physical limits</b>?
• John: Absolutely! I'm feeling the strain, but the finish line is in sight.
• Alice: That dedication will pay off. Keep at it; you're already <b>pushing your physical limits</b>!