Knowing the normal range of blood sugar is very important especially if you are a diabetic. Whenever you are undergoing tests to determine your blood sugar levels, record the result along with the date and time the test was conducted. Take note also what you eat before you take the test, what drugs you may be taking at this time and how many doses and what sport you're tekuni today and how often / long you perform the exercise. Documenting these things properly will help health workers who deal with you in determining the appropriate therapy, or to see if you receive treatment being classified as effective or not. Did you know that there are several kinds of normal range blood sugar depending on the time of blood draw? When will the blood sugar levels in our body are considered too high? Why is high blood sugar levels that are harmful to your health? This article was written to answer these questions.