The Fasting Blood Sugar (FBS) test measures your glucose level after fasting for at least 8 hours, typically overnight. It is a key test for assessing how well your body is managing blood sugar levels and is one of the most common tests for diagnosing diabetes or pre-diabetes.
The FBS test involves a blood sample taken after fasting for at least 8 hours (usually overnight). It measures the amount of glucose in your bloodstream, offering a snapshot of how your body is regulating sugar without the influence of food intake.