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.

From CBC to CMP and beyond, blood test panels provide essential information to health practitioners. angelp/iStock via Getty Images Plus Your blood serves numerous roles to maintain your health. To ...

This article was reviewed by Felix Gussone, MD. How to Read Blood Test Results: What “Normal” Really Means for Your Health ...

Medically reviewed by Kelly Wood, MDKey TakeawaysThyroid blood tests help figure out how well your thyroid gland is ...

Dr. Omar Al-Heeti is an assistant professor of medicine at Southern Illinois University and practices internal medicine with a specialty in infectious diseases. He received his medical degree from the ...

Keeping your blood sugar in check is important for everyone—not just those living with diabetes. Consistently-high glucose can lead to a variety of health issues in both the short- and long-term, so ...

Mild magnesium deficiency may not cause symptoms at first, but an ongoing deficiency can lead to uncomfortable symptoms and ...

A simple blood test could detect which organs are aging at an accelerated pace for people who otherwise appear healthy, according to a recent study published on Dec. 7 in the journal Nature.

Though my cortisol test results stressed me out, I'm glad I know more about how cortisol affects my health. Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, deputy ...