Blood draws for several kinds of diagnostic tests require you to fast for several hours. Eating or drinking anything besides water can skew the results, leading to you needing to be retested. You may ...

Fasting before certain blood tests is important to help make sure that your test results are accurate. Some blood tests require you to fast beforehand. In these cases, your doctor will instruct you ...

Eun Lee, MD Key Takeaways A fasting blood sugar test result under 99 mg/dL is considered normal, while 126 mg/dL or higher ...

Preparing for a blood test involves simple steps to ensure accuracy and comfort. Follow doctor's instructions regarding ...

If you have diabetes or your doctor thinks you might, certain blood tests can tell a lot about how your body processes blood sugar. Sometimes you'll need to fast. That means not eating or drinking ...

Blood tests are a common part of preventive care or in preparation for a procedure. You’ll often be sent to a diagnostic center to have your blood drawn and evaluated before receiving the results of ...

Some common blood tests require you to fast beforehand to help make sure the test results are as accurate as possible. You can typically still drink water during this period, but is drinking tea ...

A simple blood test that does not require overnight fasting has been found to be an accurate screening tool for identifying youth at risk for type 2 diabetes and heart disease risk later in life, ...

Blood sugar checks are essential for the diagnosis and treatment of every form of diabetes. “Glucose monitoring is critical for preventing short-term and long-term complications of diabetes,” says ...

A simple blood test that does not require overnight fasting has been found to be an accurate screening tool for identifying youth at risk for type 2 diabetes and heart disease risk later in life. A ...