Blood pregnancy tests can tell you if you're pregnant 6 to 14 days after conception. You'll need to wait longer before taking ...

The complete blood count routine test provides a snapshot of your body's blood production and immunity. The test measures a variety of components in your blood, including red blood cells, white blood ...

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 ...

Research published in the journal BMJ Open in May found that an annual blood test for cancer could lead to 49 per cent fewer ...

What if you could get checked for colon cancer with only a routine blood draw? A new blood test in Michigan is making the process much easier. No bowel prep, no sedation and no awkward stool kit to ...

Guardant's liquid biopsy only requires a few vials of blood. Can it really prevent cancer?

The US Food and Drug Administration has given clearance to another blood test to help assess Alzheimer’s disease and other ...

Imagine walking into a doctor’s office and learning exactly how your body is aging with just a single drop of blood. No expensive scans, no lengthy evaluations, no complex questionnaires—just one ...

The U.S. Food and Drug Administration has cleared another blood test that could help doctors identify whether memory problems ...

Data at ESMO 2025 bolstered the case that blood tests could help doctors sort which patients need additional therapy, and who ...