Know Your Blood

A simple, no-jargon guide to blood tests — what they check, why doctors order them, and what your numbers actually mean.

A blood test that measures glucose after a period of fasting, mainly used to screen for diabetes and prediabetes.

Learn about the Kidney Function Test (KFT), normal ranges, fasting requirements, and what high or low creatinine, BUN and eGFR results may mean.

Checks total cholesterol, LDL, HDL, VLDL and triglycerides to gauge your heart and blood vessel health.

Learn about Liver Function Tests (LFT), normal ranges, fasting requirements, and what high or low results may mean for your liver health.

RBS test does not require fasting. Learn the normal range, what 140 or 200 mg/dL may mean, and when further blood sugar testing is needed.

Learn about the thyroid profile (T3, T4, TSH) test, normal ranges, preparation, fasting requirements, and what high or low thyroid results may mean.

Learn what a total cholesterol test measures, its normal range, fasting requirements, and what high or low results may mean.

A TSH test checks thyroid-stimulating hormone levels in your blood to assess thyroid function. Learn normal ranges and what high or low TSH may mean.