@Br0m3x It's always been known that symptoms increase viral spread, esp. coughing b/c you blast that junk further into the air. The vaccines reduce the viral load & symptoms, which in itself reduces chance of xmission. There are a couple studies that confirm this wrt Pfizer & Moderna: https://www.vox.com/future-perfect/22291959/covid-vaccines-transmission-protect-spread-virus-moderna-pfizer