Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) If you could take a simple blood test that could detect multiple types of cancer while ...

When her husband was undergoing cancer treatment, Cindy Perez of Southwest Ranches, Fla., learned about a new blood test that could help find early cancers. The 50-year-old said she felt fine, but her ...

Sometimes it may feel like almost every visit to the doctor includes a dreaded blood draw. Blood tests can reveal a lot about the state of your health. But whether you should get a specific test (and ...

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 ...

Dr. Heather Parsons of Dana-Farber Cancer Institute explains how a liquid biopsy could help patients with breast cancer and their care teams learn vital information. For patients with breast cancer, a ...

Medically reviewed by Archana Sharma, DO Key Takeaways A potassium blood test measures the potassium level in your blood to ...

Dear Dr. Roach: While most aspects of modern medical care don’t bother me, I despise blood draws from either arm. I always faint when it’s done, and I feel awful afterward for what seems like a long ...

Researchers are studying tests called liquid biopsies, which can provide vital information about cancer genes using only a blood sample. A blood test to find cancer even before it shows any symptoms ...

The Three Laws of Robotics won't apply to a little needlework. A collaboration among Northwestern Medicine, other clinical sites and a company developing an automated phlebotomy machine will test ...

Colorado's second-highest court clarified on Thursday that the inability of medical personnel to successfully draw blood from a suspected drunk driver amounts to an "extraordinary circumstance" ...

What Is an MCHC Blood Test? A mean corpuscular hemoglobin concentration (MCHC) blood test measures the amount of a protein called hemoglobin in your red blood cells. It’s one of many measurements ...