Alternative Names

Insulin shock; Low blood sugar

Definition of Hypoglycemia

Hypoglycemia is a condition that occurs when your blood sugar (glucose) is too low.

Causes, incidence, and risk factors

Hypoglycemia occurs when:


Symptoms you may have when your blood sugar gets too low include:

Signs and tests

Home monitoring of blood sugar will show readings lower than 70 mg/dL.


Treatment depends on the cause.


Ari S. Eckman, MD, Division of Endocrinology and Metabolism, Johns Hopkins School of Medicine, Baltimore, MD. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc. – 5/10/2010

Food and insulin release

ADAM Medical Encyclopedia

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