- Wear a knee band, as your knees take the brunt of the force.
- Alternating arms improves agility and coordination.
- The abdominal crunch is the most basic and one of the most effective exercises you can perform to strengthen and tone your abdominal muscles. Abdominal muscle strength is a key component of flatter, firmer stomach.
- While keeping your back straight and head up, dip your legs and jump to a straddled position (one foot in front of the other) while pushing the weight up over your head to a locked out overhead position to complete the movement.
- Note that the jump and lift happens in one swift movement with your body "jumping" underneath the dumbbells to receive the weight..
- lso note that you need to keep your head up and back straight as you finish the movement.
- Don't curve your back, always make sure it is straight at all times.
- Avoid this exercise if you have back knee and shoulder problems.
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Cross Fit
