Insulin is the medicine naturally made by the pancreas in people without diabetes.
People with diabetes must inject insulin to stay healthy.
You must be extremely careful when injecting insulin – it must always be the correct type and the correct amount of insulin.
Remember that there are two sources of sugar. You need to control both sources of sugar with two different types of insulin.
Click through the information below to learn about insulin therapy. For complete knowledge on this topic, read all of the sections below and talk to your doctor about insulin therapy and any questions that you may have.

Information and images from are from or inspired by Living the Sweet Life with Diabetes: The Art of balancing insulin, diet, and exercise by Dr. Santosh Gupta, MD, MRCP (UK), CDE.  You can access the book here:

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