And music was that sort of perfect place she could go to, this protected little world for at least three and a half minutes.

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At least three of us on the ForbesWoman team have promised Harper five minutes of our precious and busy days to toning up and slimming down.

FORBES: Magazine Article

You must do these things at least once during every 15-minute sector of the clock, or once ever three minutes in your conversation.

FORBES: Battling The Talk-Radio Clock - Media Training

These recommendations include at least 60 minutes of moderate-intensity aerobic exercise a day, such as brisk walking, plus high intensity activity three times a week.

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