The 4-Hour Body - An Uncommon Guide to Rapid Fat-Loss, Incredible Sex, and Becoming Superhuman - Timothy Ferriss
5. Maintain at least a 180 step per minute rate, which means at least 90 steps per minute with
each leg. This will use muscle elasticity to your advantage. Michael Johnson, who held the 200-
meter world record for an astonishing 12 years, and also won four Olympic gold medals at
different distances, was known for eschewing a high knee lift in favor of short steps. His per-
minute step rate? Around 300.
Brian suggests training tempo using a Seiko DM50L Metronome, and I found it easiest to use
90 beats per minute for one leg and count when that heel was highest (near the buttocks) as
opposed to tapping the ground.
RUNNING BY THE NUMBERS:
USING VIDEO TO CAPTURE THREE SNAPSHOTS
Brian explains running as a four-step process: lean, fall, catch, and pull.
Forget pushing o : "The support phase, the foot hitting the ground, should be thought of as
catching you from falling, not a push." He videotapes all trainees at 30 frames per second with
annaabi.ee 
