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.

Which is why, in part, the promise — and boom — of blood biomarkers testing has moved quickly in the past three to five years, researchers say. The FDA recently cleared two blood tests that detect ...

Blood tests look for markers in the blood that may indicate non-Hodgkin lymphoma. Blood tests alone cannot diagnose lymphoma, but they can help with diagnosis. A doctor may order blood tests to look ...

Not so long ago, a blood test for Alzheimer’s disease seemed a pipe dream. Now, after years of study, the field is awash with sensitive assays that signal the proteopathic culprits Aβ and tau ...

ALZHEIMER’S disease is more widespread than previously thought, a first-of-its-kind study suggests. Using a simple blood test ...

Blood tests can be an important part of a pancreatic cancer diagnosis. With this type of cancer, a timely diagnosis is vital, however, pancreatic cancer is often difficult to detect early. Certain ...

A new type of blood test could help detect multiple cancers early. A team of researchers in California studied a new multi-cancer early detection (MCED) test called Galleri, which can reportedly ...

Researchers developed a blood test that spots ALS with 90% accuracy. The 46-gene panel could cut diagnostic delays that now ...

Blood tests cannot detect throat cancer. However, they can help indicate a person’s overall health. Doctors may use them to determine whether a person is a suitable candidate for certain types of ...

Human blood already comes in a bewildering variety of types, but researchers have now identified a new one so rare that only ...

Alex Hutchinson is a National Magazine Award-winning journalist and Outside’s Sweat Science columnist, covering the latest research on endurance and outdoor sports. As a runner and a journalist, I ...