Fentanyl is a synthetic opioid that’s 50-100 times stronger than the pain reliever morphine. While some people use fentanyl on purpose, many others get it in their systems without their knowledge.

Food sensitivity tests are not currently considered a reliable or accurate method of diagnosing food sensitivities. The American Academy of Allergy, Asthma, & Immunology (AAAAI) does not endorse home ...

Mark Gurarie is a writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of Medical and ...

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USA Track & Field is pleased to support integrity in competition, and to announce it has contracted with the U.S. Anti-Doping Agency (“USADA”) to provide anti-doping services at certain USATF ...

Nearly all people who have systemic lupus erythematosus (SLE) test positive for antinuclear antibody (ANA), but a small number can develop lupus without ANA, known as seronegative or ANA-negative ...