Crunches are out, Planks are in. Gone are the days when you would painstakingly do a million crunches with the hopes of getting that beautiful ab sections (called the 6-pack) that everybody dreams about. Not only that.. the scary truth is that crunches are bad for your spinal discs which are parts of your body […]
![photo credit - healthhabits [dot] ca](https://i0.wp.com/cikipedia.com/wp-content/uploads/2012/07/plank1-100x100.jpeg "The New Rules of Abs")