covid-19August 13, 2020 For some patients diagnosed with coronavirus, the symptoms can linger on for months. CNN’s Dr. Sanjay Gupta spoke with some of the so-called “long haulers” who are living a nightmare that has medical experts scratching their heads. 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…