In the brain, Alzheimer’s is characterized by two proteins, amyloid beta and tau, that become dysfunctional, forming plaques ...

Take glycated hemoglobin (HbA1c) for example—the HbA1c test revolutionized the way we diagnose and manage diabetes because it ...

Here are five tests worth asking your doctor about at your next visit. The complete blood count, or CBC, measures red blood ...

Researchers say a simple blood test could help flag which older women face a higher risk of dementia long before any symptoms ...

The US Food and Drug Administration has given marketing clearance to a blood test to help diagnose Alzheimer’s disease, making the test the first to get signoff to aid in the early detection of the ...

In many cases, it's not until memory problems start creeping up that most people learn they have Alzheimer's disease. By then, the disease may already be progressing, leaving limited options for ...

Heart disease is the leading cause of death for people across the world. Seeing a cardiologist can make all the difference.

But whether patients should be getting the tests—as some already are—is not yet clear. New blood tests can detect cancer recurrence earlier than traditional scans, potentially giving doctors and ...

New FDA-approved screening options make colorectal cancer detection easier than ever, with 91% survival rates when caught ...

Multi-cancer blood tests promise early detection, but the evidence is thin, the risks real, and they’re no substitute for listening to your body.