Their makers claim they can detect dozens of cancer types — but some scientists say they could be missing many cancers or delivering the wrong diagnosis.

Blood tests are helpful for monitoring your overall health. But research suggests they can also give us clues about the ...

Private companies are capitalizing on this quest for information. Grail’s Galleri blood test screens for more than 50 ...

Colorectal cancer is one of the cancers where, if found early, it has a 91% chance of survival for the patient. If you find ...

TEXAS – A new wave of blood tests is changing how doctors detect cancer. These tests can find signs of cancer early, sometimes before symptoms appear, giving patients a better chance at successful ...

A blood test designed to find cancer early did not work as hoped in a major new study, according to the company that makes it. The test, called Galleri, failed to lower the number of people diagnosed ...

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

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National Institutes of Health (NIH)-supported investigators have developed a blood test to find pancreatic ductal adenocarcinoma, one of the deadliest forms of cancer. The new test could improve ...

A grandad-of-two was diagnosed with a life-threatening blood cancer after feeling "unusually tired." Harish Nersian, 73, went to see his local GP for blood tests after struggling with fatigue. But ...