In this video I show you how making a small change to your regular abs crunch can greatly enhance your range of motion when doing sit ups. This movement will intensely work your abdominal muscles and core when performed correctly to achieve that flat, toned stomach.Please remember to subscribe because I have so much more to come; something helpful and of interest to everyone. Thanks so much for viewing! To visit me at my blogspot, please click here: www.youtips4u.blogspot.com To purchase a YouTips4U custom-designed T-Shirt please click here: cgi.ebay.com