For decades, Parkinson’s disease has been diagnosed only after unmistakable symptoms such as tremor, stiffness, and slowed movement appear, often after extensive damage to the brain’s dopamine system.

Ever felt a little lost looking at your blood test results? You’re not alone. Blood tests sound like a foreign language with all those numbers and medical terms that make very little sense. But ...

Around four years ago, now 77-year-old John Gormly went for what was supposed to be a routine blood test. But the results were life-changing. The test suggested Gormly had colon cancer, which a ...

A company is looking at blood as a possible diagnosis tool for mental illness. Blood tests can check for infections and high cholesterol, but currently, they can’t test for mental illness or pain. A ...

Blood test results can be overwhelming to digest, complete with medical jargon and numerical values that may not mean much without an accompanying explanation. But to take charge of your health and ...

Your doctor just mentioned ordering a comprehensive metabolic panel, and you’re wondering what that means and why you need it. Don’t worry — this isn’t some scary, complicated procedure. It’s actually ...

What Is an MCV Blood Test? MCV stands for mean corpuscular volume. An MCV blood test measures the average size of red blood cells, which have the critical job of carrying oxygen to your organs. If ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Roche's Elecsys pTau181 test is the second blood-based biomarker test to receive FDA clearance for Alzheimer’s disease this year. ...

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 ...

With two new treatments for Alzheimer’s disease approved in recent years, there’s growing hope for people at risk of the memory-robbing condition. But tests to detect the condition still lag behind.