What is a Blood Glucose Test ?
A blood glucose test measures the glucose levels in your blood. Glucose is a type of sugar. It is your body's main source of energy. A hormone called insulin helps move glucose from your bloodstream into your cells.
What is it used for ?
A blood glucose test is used to find out if your blood sugar levels are in a healthy range. It is often used to help diagnose and monitor diabetes.
What happens during a blood glucose test?
A health care professional will take a blood sample from a vein in your arm, using a small needle. After the needle is inserted, a small amount of blood will be collected into a test tube or vial. You may feel a little sting when the needle goes in or out.
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Why do I need a blood glucose test?
Your healthcare provider may order a blood glucose test if you have symptoms of high glucose levels or low glucose levels.
Symptoms of high blood glucose levels include:
Increased thirst and urination (peeing)
Sores that don't heal
Weight loss when you're not trying to lose weight
Numbness or tingling in your feet or hands
Symptoms of low blood glucose levels include: