A complete blood count (CBC) is a common test to diagnose anemia by measuring red blood cell count, hemoglobin, and hematocrit levels. Iron deficiency is a common cause of anemia, and doctors may ...

A blood osmolality test measures the blood for the concentration of certain dissolved particles. This test can show whether a person has an irregular balance of fluids in their body. Osmolality tests ...

Steffini Stalos, DO, FCAP, is a pathology and lab medicine physician. She is also the chief medical officer of the lab consultancy firm Blood Associates, LLC. Mean corpuscular hemoglobin concentration ...

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.

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 ...

Recent research suggests that blood tests may show markers of oral cancer. But a blood test isn’t enough to confirm an oral cancer diagnosis. A biopsy is the only way to confirm it. Blood tests for ...

When her husband was undergoing cancer treatment, Cindy Perez of Southwest Ranches, Fla., learned about a new blood test that could help find early cancers. The 50-year-old said she felt fine, but her ...

In July, the US Food and Drug Administration (FDA) approved a new blood-based test to screen for colorectal cancer (CRC). The FDA's approval of Shield (Guardant Health) marks a notable achievement, as ...

A new blood test could diagnose pancreatic cancer much earlier, improving survival rates for people with the disease. A large part of the reason for this poor prognosis is that pancreatic cancer is ...

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 ...

As the world’s population ages, health experts are bracing for higher rates of age-related diseases, including Alzheimer’s. Finding new ways to diagnose the condition is more of a priority than ever, ...