To put in too much effort beyond one's capacity.

To exhaust oneself through excessive activity.

अत्यधिक गतिविधि के माध्यम से खुद को थका देना

English Usage: He often overexerts himself while preparing for tests.

Hindi Usage: वह अक्सर परीक्षाओं की तैयारी करते समय खुद को थका देता है।