If you’ve ever wondered why your doctor asks you to do a blood test or provide a urine sample at your annual checkup even if ...

This encyclopedic article outlines evidence-based laboratory tests that are most useful for establishing individualized ...

I reassured him and sent him to get another blood specimen drawn without a tourniquet. Why? Because I suspected that the ...

Hoping to catch serious illnesses early, more Americans are ordering lab tests online, but their doctors don't know what to ...

At the end of January, Medicare users are going to face a major shakeup. Starting February 1, Americans on the ...