Red blood cells transport oxygen throughout your body, including to vital organs and tissues. They also help your body get rid of carbon dioxide. Too little or too many red blood cells may be ...

CHICAGO (Reuters) - Older patients whose red blood cell counts are even slightly out of the normal range are at higher risk of death and heart problems after major surgery, U.S. researchers said on ...

The way we shop, do our banking, watch TV and listen to music is unrecognisable from 30 years ago – yet as a doctor, the way I do tests, treat patients and predict their outcomes is stuck in the 1990s ...

Because the risk of many conditions increases with age, doctors generally recommend more frequent lab testing as you get ...