Living Well: Five Things Blood Reveals About Health

It’s a vital fluid that has many different functions in the body.

Blood transports oxygen and nutrients to the lungs and tissues, it forms clots to prevent excess blood loss, can help fight infection — and more. Testing blood can also help make sure you’re healthy and detect certain conditions.

In today’s Living Well, News 40’s Morgan Hoover has five things your blood can tell you about your health.