No need to guess, though. You can buy a cheap blood sugar monitor and run experiments on postprandial (after eating) blood glucose levels. Some people are more carbohydrate sensitive than others, and high postprandial blood sugar is associated with diabetes and heart disease. Here's a post from Dr. William Davis -- sorta my hero -- on the subject:
Furthermore, cutting out grains is an easy experiment you can try for a month or so at little effort/cost. If you're like most people, you'll drop 10-20lbs without effort, and your hunger will markedly subside.
http://heartscanblog.blogspot.com/2010/01/more-on-blood-suga...
Furthermore, cutting out grains is an easy experiment you can try for a month or so at little effort/cost. If you're like most people, you'll drop 10-20lbs without effort, and your hunger will markedly subside.