Free-floating DNA carrying cancerous mutations was detected in blood three years before any other signs of cancer appeared.

A blood test might predict when multiple sclerosis patients are about to suffer a relapse in their symptoms, a new study says ...

FYI, the test isn't new. It's been around for a while. The study found that people with higher insulin resistance were up to ...

A simple blood test taken in the first trimester of pregnancy could accurately identify women at risk of developing ...

Dr. Soma Mandal, a board-certified internist at Summit Health in New Providence, New Jersey, says that getting a CBC test is ...

A new blood test could predict preeclampsia as early as the first trimester.

A single blood draw that can detect 50 different types of cancer sounds like science fiction, but it's already available to ...

Following a heart transplant, patients must undergo surgical biopsies so that clinicians can monitor for signs of organ rejection. A new study shows the promise of a biomarker that could allow doctors ...

Researchers have developed a blood test that detects Alzheimer's biomarkers at single-molecule levels, enabling earlier, ...

Dr. Bernick says since this blood test can help with early diagnosis, it gives a person the chance to start treatment sooner.

A simple blood test could reveal which early Alzheimer’s patients are most at risk for rapid decline. Researchers found that ...

A blood test for insulin resistance (a hallmark of diabetes) may offer clues about the speed of memory loss for people with ...