Occult blood refers to small traces of blood that a person cannot see in their stool. The presence of blood in the stool could be a sign of an underlying condition. Health experts often use this test ...

Brad Reisfeld is a professor of chemical and biological engineering, biomedical engineering, and public health at Colorado State University. Your blood serves numerous roles to maintain your health.

A new type of blood test can accurately identify different types of breast cancer – meaning patients can be matched to the correct treatment without the need for a biopsy. Researchers have shown that ...

Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) If you could take a simple blood test that could detect multiple types of cancer while ...

A new, simple blood test could transform breast cancer treatment by accurately matching women to the right therapies and tracking the disease's evolution, potentially eliminating the need for invasive ...

Testing a person’s blood for a type of protein called phosphorylated tau, or p-tau, could be used to screen for Alzheimer’s disease with “high accuracy,” even before symptoms begin to show, a new ...

In patients showing cognitive decline, a new blood test for Alzheimer's is expected to make diagnosis more convenient, accessible and inexpensive than other existing tests. When you purchase through ...

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 ...