The fact that he had to do push-ups on his knees was almost humiliating.

CNN: SHARE THIS

You can do push-ups til exhaustion and get on with your day making money.

FORBES: Aliens, Sandy And The Coming Global Superstorms

Mr. White also suggests using commercial breaks to do push-ups, sit-ups, or burpees (also known as thrust squats).

WSJ: Before Outer Space, He Conquers Continents

Michigan State star Draymond Green said he once had to do push-ups as punishment for wearing Michigan-style black socks.

WSJ: NCAA Tournament: It's All About the Socks

They do push-ups for no reason.

BBC: News | NEWSNIGHT | Military academies transcript

They make them do push-ups.

BBC: News | NEWSNIGHT | Military academies transcript

Tell yourself you'll do 20 push-ups in the next five minutes (a specific stretch goal) vs. five push-ups (non-stretch) or the vague idea that you'll do as many as you can.

FORBES: Magazine Article

As soon you wake up, hit the floor and do 20 push-ups.

FORBES: Here Are Some 100-Calorie Workouts For Your Work Day

Mr. White points to Herschel Walker, the former Dallas Cowboys running back, who was known to do more than 1, 000 push-ups and sit-ups by the end of every day.

WSJ: Before Outer Space, He Conquers Continents