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.

Now that there are drugs to treat Alzheimer's, blood tests to detect it will likely become an attractive, low-cost option to decide who can get treatment. Some tests are more accurate than others. A ...

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, ...