The pitch is compelling: a single sample of blood could scan the body for dozens of different cancers at once, catching disease at a stage when it is easier to treat and more likely to be curable. For ...

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

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

A closely watched clinical trial in Britain that screened blood for early detection of cancer did not show a reduction in diagnoses at later stages of the disease.

A new blood test detected early-stage pancreatic cancer with 87.5% accuracy in a study of 672 people. A new blood test that ...

Blood tests are the most common way for health professionals to detect and diagnose a range of medical conditions. But can it ...

Despite efforts by test maker Grail to highlight outcomes the company considers positive, some experts are warning against using the Galleri test and others like it.

Another challenge facing test designers is that early detection may not necessarily save lives. A crucial factor, and something that is still unknown about the new multi-cancer tests, is whether they ...

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

"No cancer signal detected." The blood test results popped up in my online health portal without much fanfare. A doctor would chat about them with me later, congratulating me on the "phew"-worthy ...

Some of the most dangerous cancers are the types that are hard to detect. As a result, they are often caught too late to treat. Some emerging technologies could change that in the future, with simple ...

Early detection tests are already on the market, but without FDA approval or proof they reduce deaths some doctors urge ...