Rhonda O'Brien MS RD CDE

Symptoms of High Blood Sugar

High blood sugar (hyperglycemia) is most often seen in people who have diabetes that isn’t well controlled. The symptoms of high blood sugar can be mild, moderate, or severe. Mild high blood sugar If your blood sugar levels are consistently higher than your target range (usually 200 milligrams per deciliter (mg/dL) to…

Diabetes and Exercise

Find out how exercise helps you control your blood sugar and feel better in other ways too.


Insulin is a hormone produced in the pancreas that allows sugar (glucose) to enter body cells, where it is used for energy. It also helps the body store extra energy in muscle, fat, and liver cells. Diabetes develops if the body does not produce enough insulin, does not use insulin properly, or both.

Measuring your blood sugar

First, gather your supplies. Gather the things you need to test your blood sugar. This usually includes the meter, needle (lancet) and lancet holder, test strips, and cotton balls. Learn how to use the equipment. Read the information from the manufacturer and your doctor to be sure you know how to use the blood sugar…