Sunday, August 9, 2020

Ohio Gov. Mike DeWine tested positive, then negative for COVID-19: 7 questions you might have about testing

Ohio Gov. Mike DeWine tested positive, then negative for COVID-19: 7 questions you might have about testingNot all tests work the same way, nor do they always provide identical results. Even the same test — taken twice — can show contradictory outcomes.




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Brain cancer may begin years before doctors can see it

Scientists in South Korea have discovered that one of the most common malignant brain tumors in young adults may begin years before a tumor ...