COVID-19 discovery paves way for new class of non-opioid painkillers

A new study from the University of Arizona Health Sciences reports that SARS-CoV-2, the virus that can cause the respiratory disease COVID-19, gives those infected with it a pain-relieving effect, which ultimately makes it easier for the virus to spread between people. According to the researchers, this pain-relieving effect may explain why so many people are asymptomatic in the early …