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As the U.S. deals with massive delays in COVID-19 testing, doctors and scientists say another type of diagnostic test could alleviate the stress on labs. Rapid, or point-of-care, tests deliver results in just minutes, while lab-based tools can take days. "Every day they wait is another day they need to quarantine, or if they're not, it's another day they could be infecting other people," Dr. Keith Jerome, who directs the molecular virology lab at the University of Washington medical school, said in an interview. "If you're getting results within 20 minutes, you can start taking the appropriate actions right away." The National Institutes of Health announced Wednesday what it called an "unprecedented effort" to ramp up testing technology. Funded by $1.5 billion in federal stimulus money,...

Image copyright Getty Images Image caption Television channels and streaming apps like Netflix have seen their viewing figures soar during lockdown Restricting television viewing to two hours a day could prevent or delay poor health, according to a new study. Health risks associated with screen time, such as cancer and cardiovascular disease, were at their lowest when daily TV time was two hours or less. The study from the University of Glasgow, followed almost 500,000 participants aged 37-73 over a 12 year period between 2006 and 2018. Researchers said the findings mean adults should minimize exposure. If al...