The FDA expanded the marketing indications of a line of diagnostic tests to include checks for Lyme disease—the first cleared by the agency to use a new parallel testing method. Developed by Zeus ...

A nuclear stress test helps to assess your risk of a severe cardiac event. Depending on your health, a doctor may ask you to take a treadmill test or a chemical test, which uses medications to ...

WHEN OSHA's revised Respiratory Protection Standard for General Industry, 29 CFR 1910.134, became effective on April 8, 1998, it provided employers with an all-inclusive reference source for fit ...

More employers are screening their employees for potential drug use. At some companies a popular new test is replacing the standard urine sample, and some say it is violating the rights of future and ...