Online Fitness Trainer, Exercise Programs & Workout Routines

Machine Low Back Extensions

GymAmerica
Posted by GymAmerica
Tuesday, April 3, 2012 at 5:39pm filed under Lower Back

Calories Burned:  238 calories per hour   (based on a body weight of 150 lbs.)
Primary Muscles Trained:  Spinal Erectors
Instructions: 
Sit on the machine and adjust the seat so that the back pad is at the level of your upper back and buckle the seat belt.
 
Push the back pad until your body is straight; return to the starting position.
 
The entire motion should be done in a smooth, controlled manner that lasts about 3 seconds, with the downward movement no faster than the upward.

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