YOUNGSTOWN, Ohio (WYTV) – Most of us have taken a blood test at one time or another. They’re used to keep track of health and ...

Your blood contains a wealth of information about the state of your health. Analyzing the levels of each component is an ...

Should we all be concerned about our cortisol levels? I took a blood stress test and spoke with experts to find out.

Blood tests can identify deficiencies in vitamins or minerals, immune system problems, or signs of infection, as well as whether organs like the liver, heart or kidneys are functioning correctly ...

I called my mom to see if blood type is listed on my birth certificate -- no luck. I checked my physician's health portal -- also no luck. This got me wondering: How does someone discover their ...

Do you keep postponing blood tests because you just want to ... For about 1% of those ages 50 to 79, test results will show a cancer signal was detected, along with the organ or tissue type ...

One type of blood test can check your thyroid function. A butterfly-shaped gland in your neck, it has a lot of jobs to do. One of them is to help with the flow of sex hormones. This test can check ...

Untreated diabetes results in high blood sugar ... if results show two or more higher-than-usual readings. After 3 hours, a normal reading would be less than 140 mg/dL. This test has a similar ...

This nerve damage can be long-term, and Ben was worried it might affect his ability to do the job he loves ... which is evaluating whether a blood test can show if chemo is really needed.

As part of my work, I rely on various health-related biomarkers, many of which are measured using conventional blood tests.

Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) ...