Author Archives: cR
If the nature wanted us to do abdominal crunches, it would make our spine straight! On the contrary, human spine forms a curve. The secret to a great abdominal crunch is simple: spine support! Once the spine curve is maintained during the abdominal crunch exercise, everything falls (or rather stays) in place: the spine keeps it’s flexibility, the exercise gets a wide range of movement, the abdominal muscles have a great range to stretch and contract.