Add Yahoo as a preferred source to see more of our stories on Google. Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) (Getty Images) If ...

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

In many cases, it's not until memory problems start creeping up that most people learn they have Alzheimer's disease. By then, the disease may already be progressing, leaving limited options for ...

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"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 ...

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Earlier this year the Food and Drug Administration approved a new human papillomavirus test that allows for self-collection of samples in a health care setting, thereby removing what many say is an ...

The anion gap blood test measures the acid-base and electrolyte balance in the blood. Results can show whether there is an imbalance in a person’s pH levels, which may be making the blood too acidic ...