For accurate results, you may need to fast for certain tests. This requires you to avoid certain foods and drinks. Learn more ...

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 ...

New blood tests could help doctors diagnose Alzheimer's disease faster and more accurately, researchers reported Sunday – but ...

New diagnostic kits aim to revolutionize early screening of the disease, potentially allowing patients to receive ...

NEWYou can now listen to Fox News articles! Several blood tests have been shown to accurately diagnose Alzheimer’s disease — as previously reported by Fox News Digital — but now a new test has emerged ...

Is Galleri the future of cancer treatment? It's not that simple. The new research from the company, while promising, isn't ...

What Is a RDW Blood Test? An RDW blood test – also known as a red blood cell distribution width blood test – is a measure of the difference in your red blood cells’ size and volume. RDW is one part of ...

Blood sugar checks are essential for the diagnosis and treatment of every form of diabetes. “Glucose monitoring is critical for preventing short-term and long-term complications of diabetes,” says ...

A new study suggests a simple blood test could tell who is at higher risk for rapid cognitive decline with Alzheimer's. The study found that people with higher insulin resistance were up to four times ...

A new three-pronged blood test can highlight people with a nearly tripled risk for heart attack, Wake Forest University ...