Exercise is good for you they said... Your health will improve they said... But what about when it makes your blood sugar drop too low? What do they say about that ? It's true, exercise is good for you. It has many benefits, including reducing fasting blood sugar, post-meal blood sugar, and the need for medication and insulin. But if it's causing your blood sugar to drop too low , then that can be a big problem. Not to mention, scary. As a refresher, here's the list of