How to burn stubborn ab flab

Ever wonder why no matter how many sit-ups or crunches you do, your abs NEVER get any more lean or defined? In today's new article, my friend and "abs" expert Shin Ohtake is going to reveal why "ab-targeted" exercises don't work (no matter how many reps you do!) -- plus, he'll show you how tightening up your mid-section is MUCH easier than you might think, once you know what (and what not)