Worked into the ground - Idioms by The Free Dictionary
work (oneself) into the ground (redirected from worked into the ground)
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work (oneself) into the ground
To work oneself to the point of illness or exhaustion. If you keep working 80-hour weeks, you'll work yourself into the ground sooner than later.
work (or run) yourself into the ground exhaust yourself by working or running very hard. informal
drive/run/work yourself into the ˈground work so hard that you become extremely tired: You need to be careful, or you’ll run yourself into the ground before long. ♢ With only two or three hours’ sleep a night, he was driving himself into the ground.