体からだを壊こわす

expression, godan verb (-su)

harm one's health; ruin one's health

Used when someone damages their own health through overwork, bad habits, or neglect. Often implies a gradual or self-inflicted decline.

• 働はたらきすぎで体からだを壊こわした。

  I ruined my health from overwork.

• そんな生せい活かつを続つづけると体からだを壊こわすよ。

  If you keep living like that, you'll harm your health.