Extended covid easing for some after vaccines Lenny Bernstein and Ben Guarino, The Washington Post March 16, 2021 FacebookTwitterEmail Arianna Eisenberg endured long-haul covid-19 for eight months. But 36 hours after her second shot of coronavirus vaccine last month, her symptoms were gone and haven't returned.Photo by Sarah Blesener for The Washington Post. Arianna Eisenberg endured long-haul covid-19 for eight months, a recurring nightmare of soaking sweats, crushing fatigue, insomnia, brain fog and muscle pain. But Eisenberg's tale has a happy ending that neither she nor current medical science can explain. Thirty-six hours after her second shot of coronavirus vaccine last month, her symptoms were gone, and they haven't returned.