An early-morning rise in blood sugar is common in people with diabetes. Find out more about why it happens and how to prevent ...

The Somogyi effect, which happens when injected insulin lowers your blood sugar too much overnight, and your body responds by releasing hormones that cause your blood sugar to increase too much.

known as the Somogyi effect Waking up during the night and testing blood sugar can effectively determine whether these peaks result from the dawn phenomenon or other causes. Hyperglycemia refers ...