How do I know when my blood glucose is low?

Part of managing diabetes is checking blood glucose often. Ask your doctor how often you should check and what your blood glucose levels should be. The results from checking your blood will tell you when your blood glucose is low and that you need to treat it.
You should check your blood glucose level according to the schedule you work out with your doctor. More importantly though, you should check your blood whenever you feel low blood glucose coming on. After you check and see that your blood glucose level is low, you should treat hypoglycemia quickly.
If you feel a reaction coming on but cannot check, remember this simple rule: When in doubt, treat.

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.