Definition
to exhaust yourself to the point of becoming unwell
累壞身體
If you keep working overtime all week, you will eventually run yourself down.
如果你整個星期都加班，你最終會把自己累垮。
He is always busy with work and never takes a break; at this rate, he will run himself down.
他總是忙於工作，從不休息；照這樣下去，他會把自己累垮。
Exercise is good, but overdoing it can run yourself down.
運動是好的，但過度運動會讓自己累垮。