I was in poor health several years ago. The doctor suggested that I should run for exercise in the morning.

几年前，我身体状况不好，医生建议我早上跑步锻炼。

youdao

But for peace to prevail in the long run both Sudans must exercise a restraint they have so far lacked.

ECONOMIST: Sudan north and south

But wouldn't you agree that rather than spending years dynamiting away the mountain, a better tack might be for someone to begin to exercise until he or she is in good enough shape to run up the mountain?

CNN: Stress has taken over: How can I turn my mind off?