He had to exert effort now to maintain his speed.

This results in being able to exert greater physical effort at altitude.

You should be exerting enough effort so that it's hard to keep up a conversation.

He drew Will to his feet bodily, without seeming to exert much effort at all.

He closed the door, exerting effort almost as though there were something resistant to his pull on the other side of it.

It's even good exercise, if you exert enough effort.

He exerted much effort to alleviate the mortgage on these buildings.

The members must exert maximum effort during every exercise.

She began counting her breaths, exerting effort to slow them down.

"We are exerting serious efforts to get them released."