After two minutes of doing chest compressions, my arms were burning. I don't know how paramedics keep it up.

What does After two minutes of doing chest compressions, my arms were burning. I don't know how paramedics keep it up. mean?

After two minutes of doing chest compressions, my arms were burning. I don't know how paramedics keep it up.

After two minutes of doing chest compressions, my arms were burning. I don't know how paramedics keep it up. in other languages