A kidney test result that appears perfectly normal may still reveal hidden danger, according to a major new study involving more than a million adults.

You ordered the blood test. Your doctor didn't. Millions now monitor their own blood levels, but is consumer testing really ...

BACKGROUND: Although the prognostic utility of positron emission tomography (PET) myocardial flow reserve (MFR) is well established, emerging data suggest that reduced subendocardial flows also ...

Urine is a liquid waste material produced in and excreted by the body. Secreted by the renal tubules, it accumulates in the urinary bladder and is excreted via the urethra. While it is composed of 91 ...