You can assume that Louis weighs more than Trevor, since his extra height gives him more body mass.
The three minute step test involves stepping up and down on an 18-inch step for three minutes, at a rate of 24 steps per minute. The recovery pulse is then counted for 30 seconds after a one minute rest.
The Rockport walk test is performed on the treadmill, encouraging the participant to walk as fast as they can control for one mile. The workout time and heart rate are recorded at the mile mark and compared against standard averages.
