Together, the American Hospital Association (AHA), the American Medical Association (AMA), and American Nurses Association (ANA) released a public service announcement (PSA) today urging the American public to take three simple steps to help stop the spread of COVID-19: wear a mask, practice physical distancing and wash hands frequently. Physicians, nurses and hospital and health systems leaders have been joined by researchers and public health experts in this important call to action. The science and evidence is clear, following these guidelines is essential to helping to stop the spread of the virus.