What should I do if I consistently get abnormal blood glucose readings?

If you have diabetes and your blood glucose readings are consistently higher or lower than your target, or if you get a reading that is unexpectedly high or low, this could indicate a problem. Discuss with your health care team in advance what you should do if your readings are way off scale. If you detect patterns in your glucose levels that indicate a need to adjust your plan, let the team know. For example, you may find that your blood glucose levels tend to be high when you check in the morning. This could be because your body is “rebounding” from a very low blood glucose level while you sleep. Try checking your blood around 3 a.m. If you discover hypoglycemia, treat it as you normally would.

Continue Learning about Diabetes


Diabetes mellitus (MEL-ih-tus), often referred to as diabetes, is characterized by high blood glucose (sugar) levels that result from the body’s inability to produce enough insulin and/or effectively utilize the insulin. Diabetes ...

is a serious, life-long condition and the sixth leading cause of death in the United States. Diabetes is a disorder of metabolism (the body's way of digesting food and converting it into energy). There are three forms of diabetes. Type 1 diabetes is an autoimmune disease that accounts for five- to 10-percent of all diagnosed cases of diabetes. Type 2 diabetes may account for 90- to 95-percent of all diagnosed cases. The third type of diabetes occurs in pregnancy and is referred to as gestational diabetes. Left untreated, gestational diabetes can cause health issues for pregnant women and their babies. People with diabetes can take preventive steps to control this disease and decrease the risk of further complications.

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.