MONDAY, Nov. 1, 2021The worldwide death toll from COVID-19 surpassed 5 million on Monday, and the more than 740,000 lives lost in the United States is the most of any nation, Johns Hopkins University data show. “This...

White House press secretary Jen Psaki said Sunday that she has tested positive for COVID-19 and has mild symptoms. Psaki said she was last in contact with President Joe Biden on Tuesday at the White House, where...

An experimental Breathalyzer-type test can detect COVID-19 within seconds and could become a noninvasive, faster alternative to nasal swab tests, researchers report. COVID-19 infection produces a distinct breath print from the interaction of oxygen, nitric oxide and...

Global warming may pose a threat to your kidneys, new research suggests. For the study, researchers analyzed data from hospitals in more than 1,800 cities in Brazil between 2000 and 2015, and found that just over 7%...

Very few people are chronic liars, according to a study that may draw eyerolls from Americans swamped by “fake news” and misinformation. Prior research has found that people tell an average of one or two lies a...

Most people who’ve had a root canal say they don’t regret it, even though many still have pain and discomfort in the affected tooth, a new Swedish study finds. Root canals are commonly done when the soft...