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Insulin is a hormone that regulates blood sugar. Some people with diabetes can't make their own insulin and need insulin treatment. Learn more here.| Health
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High or low blood sugar can lead to complications, but these conditions are treatable. Learn what constitutes normal blood sugar and how it's tested.| Health
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Insulin resistance is when your body does not properly use insulin, a hormone that regulates blood sugar levels. It is a major risk factor for diabetes.| Health