A Motivational Resource for Treadmill Training Robert Sweetgall, Robert Neeves ... a wide range of operating speeds, ranging from 1 mph to 8 mph, and a motorized elevation adjustment which lets you work out at 10% grade or higher. ... Some economy treadmills use manual hand crank levers which can be rotated whileanbsp;...
|Author||:||Robert Sweetgall, Robert Neeves|
|Publisher||:||Creative Walking Inc - 1989-05-01|