This shows the different types of cells, chemicals and proteins in the blood. You can eat and drink normally before most blood tests. For fasting blood tests you need to stop eating and drinking ...

The FDA has approved the first blood test for Alzheimer's disease based on a blood test – from Fujirebio – in a step forward for early diagnosis. The test, dubbed the Lumipulse G pTau217/ß ...

Find out what happened to Megan Nichols, 15, who mysteriously vanished after withdrawing $200 from her family bank accounts, ...

Researchers in the UK say Grail’s blood test for more than 50 different types of cancer has shown promise in a trial involving thousands of people with suspected cancer symptoms. A blood test ...

Find out what happened to Alisson Alvarez, 19, who went to use the bathroom at an Atlanta-area speedway while there for an event, to never return.

There are no records showing that Tulsa police used luminol — a chemical ... asked earlier this year to test the state’s existing samples of William’s blood and tissue, and attorneys for ...