Creatinine levels indicate a person's kidney health, and high levels mean your kidneys are not working as effectively as they should.

The diagnosis of diabetes insipidus (DI) hinges on the careful assessment of the body's ability to concentrate urine in ...

Digital tests take the guesswork out of analyzing a pregnancy test, but they are not necessarily more accurate.

Researchers at the Johns Hopkins Kimmel Cancer Center, Johns Hopkins All Children's Hospital and four other institutions have devised a novel method to test for prostate cancer using biomarkers ...