Online Fitness Trainer, Exercise Programs & Workout Routines

Knee to Chest Crunches

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

Calories Burned:  316 calories per hour   (based on a body weight of 150 lbs.)
Primary Muscles Trained:  Lower Rectus Abdominis
Secondary Muscles Trained:  Intercostals
Instructions: 
Lie on your back with your arms at your sides. 
 
Keeping your lower back against the floor, lift your knees to your chest. Hold.
 
Then straighten to the starting position and repeat. 
 
Keep your abs tight throughout the exercise. 

Tags:  Bent Knee V-Ups

Exercise Comments

No comments have been posted yet.