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Blood sugar testing is an important part of diabetes care. Find out when to test your blood sugar level, how to use a testing meter, and more.
If you have diabetes, self-testing your blood sugar (blood glucose) can be an important tool in managing your treatment plan and preventing long-term complications of diabetes. You can test your blood sugar at home with a portable electronic device (glucose meter) that measures sugar level in a small drop of your blood.
Blood sugar testing — or self-monitoring blood glucose — provides useful information for diabetes management. It can help you:
Your doctor will advise you on how often you should check your blood sugar level. In general, the frequency of testing depends on the type of diabetes you have and your treatment plan.
Your doctor will set target blood sugar test results based on several factors, including:
For many people who have diabetes, Mayo Clinic generally recommends target blood sugar levels that are:
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