Low blood sugar (hypoglycemia) definition and facts. 1  Hypoglycemia is the medical term for low blood sugar. 2  The normal range of blood glucose is from 70 to 100 mg/dL in an individual without diabetes, 3  Most people will feel the effects and symptoms of low blood sugar when blood glucose levels are lower than 50 mg/dL.
Find out the facts! The Truth: You should always eat something before exercising so your body has enough fuel to power through your workout. The rationale behind this widely accepted myth is that forgoing food before exercise will force your body to burn more fat during your workout.ind out the facts! The Truth: You should always eat something before exercising so your body has enough fuel to power through your workout. The rationale behind this widely accepted myth is that forgoing food before exercise will force your body to burn more fat during your workout.
If you exercise in the morning, get up early enough to finish breakfast at least one hour before your workout. Most of the energy you got from dinner the previous night is used up by morning, and your blood sugar might be low. If you don't eat, you might feel sluggish or lightheaded when you exercise.e careful not to overdo it when it comes to how much you eat before exercise. The general guideline: 1  Large meals. 2  Eat these at least three to four hours before exercising. 3  Small meals. 4  Eat these two to three hours before exercising. 5  Small snacks.