Health officials are largely united in noting that wearing a mask reduces the risk of viral transmission. COVID-19 remains deadlier than the fluIn L.A. County, COVID-19 deaths are increasing. Flu is still surging in L.A. County. Long-term health risks for COVID survivorsThe health threat posed by COVID-19 doesn't necessarily pass once an infection clears. Researchers have found an association between coronavirus infection and the risk of developing diabetes.