Red eyes, ringing ears, sensitivity to light, trouble hearing: although a loss of taste and smell have become well-known sensory symptoms of COVID, accumulating research suggests that vision and hearing are also frequent targets of SARS-COV-2, the virus that causes the disease... ...A person who has COVID can shed the virus through their tears, sometimes long after they have recovered from the illness.. ..Hearing and balance changes can also be signs of SARS-CoV-2 infection, says Zahra Jafari, an audiologist and cognitive neuroscience at the University of Lethbridge in Alberta. ... ... two types of inner ear cells have the genes...