Have you been brushing your teeth a little too rough and noticed your gums were bleeding? Or maybe you were flossing a bit too intense and noticed a few spots of blood? You're not alone. Almost 94% of ...

The severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2), which is the causal agent of the ongoing coronavirus disease 2019 (COVID-19) pandemic, is transmitted through respiratory droplets of ...