COVID-19 patients may experience more severe symptoms the second time they are infected, according to research released Tuesday confirming it is possible to catch the potentially deadly disease more than once. #WION #Coronavirus #CoronavirusPandemic About Channel: WION -The World is…

T-Cells can remember past infections and kill pathogens if they reappear; have a big influence on how long patients remain resistant to reinfection by COVID-19. T-Cells. also appear to affect how well vaccine work and even the level of immunity…