2017-05-24 00:00:00 The high intensity interval training (HIIT) workout used by millions! The 7 minute workout is based off scientific research published in the ACSM Journal. Just seven minutes is all you need. No equipment! The 7 minute workout is made up of 12 simple exercises that you do for 30 seconds each. Using this high intensity workout your body will continue to operate at a higher metabolism for over an hour with only 7 minutes of work. Seriously, no equipment and only 7 minutes of high intensity interval training - no excuse not get a workout each and every day!