It's all about balancing the two. If you eat lots of carbs but don't burn them off in the right way, they're going to result in disease. If you exercise regular

It's all about balancing the two. If you eat lots of carbs but don't burn them off in the right way, they're going to result in disease. If you exercise regularly, some (but not all) of the negative effects of carbs are counteracted. For instance, eating carbs will still increase the acidity of your system, which leads to calcium leaking off your bones and osteoporosis.