The request from child welfare authorities seemed harmless enough: Order a newborn drug test. Dr. Sharon Ostfeld-Johns and ...

Your workplace may request a drug test because your job is safety-sensitive, such as an airline pilot. Drug tests typically involve urine, hair, or blood sample tests, which the tester sends to a ...

A urinary DNA methylation test showed potential for detecting high-grade or invasive bladder cancer, according to results of ...