covid-19July 12, 2020 How old is your dog? New equation shows how to calculate its age Dogs age very quickly during their first five years and much more slowly later on, scientists found. Related posts U.K.'s Johnson launches mass testing…Do you need a Covid-19…What's behind workers' hesitation to…Fully vaccinated people can travel…Younger Latino men are Covid's…Salmonella infections in eight states…Salmonella infections in eight states…The U.S. isn't losing to…Virus-killing robot tested for use…In Covid fight, Cuba touts…