At the beginning of the pandemic, we all had to change many of our practices to protect ourselves and our colleagues from COVID-19, even though we had little evidence to work with. Fortunately, we are starting to get good data in to help revise our these practices and reach our goal of good care for our patients with good protection for us. Dr. Jarvis covers two JACEP Open papers discussing the risk of oxygenation strategies and the effectiveness of personal protective equipment (PPE).