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.
Your stomach should be doing the work and not your back. If you are still in doubt, ask a personal trainer in the gym to watch you do a sit up and advise. http://instantfeelgood.blogspot.com/2008... You may also want to try doing crunches from a fit ball which will help to support your back and make it even easier. had that same problem and so I bought a yoga mat and did my sit-ups and crunches on that. Also, when I first began doing sit-ups and other excersices like those, my back hurt also, and so I asked someone at my gym.