Saturday, November 24, 2012
Crunch with rotations
Purpose of the exercise
This resistance exercise refines and firms the size, if you work without dumbbell. It develops the oblique if you use a ballast increasingly heavy.
Targeted muscles
It seeks oblique abdominals.
Large and small are part of the oblique abdominal muscles with large rectus abdominis and transverse. The action is oblique bending and rotation of the torso and pelvis.
Running the exercise
Starting position lying on the ground, lumbar glued down, the legs can be bent to the chest resting on a bench or at an angle of 90 degrees with the feet on the ground. Bring a shoulder to the opposite knee, then slowly return to the starting position. The elbow may touch the knee if your legs are flexed on the chest.
Breathing
Inspiration at the beginning of movement when the chest is opened. Blowing in running motion.
Safety instructions
Avoid placing your hands behind your head, because often it is using it as a counterweight to the exercise, this can lead to cervical problems. The easiest way is to keep your hands on the temples or on the chest.
