"High cortisol in a normal individual can be a sign of stress in your case," said Dr. Hatipoglu. "However, sometimes other ...

Traditional colonoscopies are better at catching early colon cancer than newly available blood tests, a new study ...

These are independent reviews of the products mentioned, but TIME receives a commission when purchases are made through ...

A third of former NFL players believe they have a chronic brain condition linked to football. A new blood test could help tackle the issue.

However, the blood test isn't as effective as colonoscopy at detecting and preventing colon cancer, a new review finds. About ...

What Is a Phosphate Blood Test? A phosphate test measures the amount of phosphate in your blood. Phosphate is what you get when you combine the mineral phosphorus with oxygen. When you eat certain ...

New blood tests screen for colorectal cancer in a much less invasive way than colonoscopy, but deaths will increase if many ...

also called a sedimentation rate test or sed rate test, measures how quickly red blood cells sink to the bottom of a test tube. A high rate of settlement indicates high levels of inflammation.

The American Culture Quiz is a weekly test of our unique national traits, trends, history and people, including current events and the sights and sounds of the United States. This week's quiz ...

APP USERS: Click here to get the quiz! The American Culture Quiz is a weekly test of our unique national traits, trends, history and people, including current events and the sights and sounds of ...