In July, the US Food and Drug Administration (FDA) approved a new blood-based test to screen for colorectal cancer (CRC). The FDA's approval of Shield (Guardant Health) marks a notable achievement, as ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Dr. Jeff Bohmer, Medical Director of the ...

50 million Americans due for colon cancer screening avoid it because they consider traditional tests so unpleasant. But now it can be as simple as a blood test. If you’re overdue for your colon cancer ...

Not all blood tests require you to fast, but you should always follow your doctor’s instructions if you do need to fast for a specific exam. Blood tests are common procedures that healthcare providers ...

Galleri is a blood test that aims to detect over 50 types of cancer early. It analyzes cell-free DNA (cfDNA) and methylation patterns to identify potential cancer signals. The test is intended for ...

The new blood test for Alzheimer's can rule out the need for PET scans and other forms of imaging in some cases. Diagnosing Alzheimer’s disease is a difficult procedure, but the Food and Drug ...

The last time I went to the doctor, I lived in a different zip code, belonged to a different body-weight category, and was rounding out a different decade. I never consciously swore off health care, ...

About three years ago, Soumya Rangarajan struggled day after day with exhaustion, headaches, and heart palpitations. As a frontline hospital doctor during the coronavirus pandemic, she first ...

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 ...

Despite a lot of advancements in our understanding of dementia over the past few decades, doctors still don’t have a reliable way to tell who will develop the devastating condition. There's been quite ...