The face with medical mask emoji is a yellow, neutral face with closed eyes, a small, frowning mouth, and raised eyebrows, shown with a white medical mask covering its nose and mouth.
It is often used to convey a sense of illness, sickness, or medical concern, and it can be used to show that you are feeling sick or unwell, or that you are taking precautions to protect yourself or others from illness. It can also be used to express a sense of concern or caution, or to show that you are taking steps to prevent the spread of disease.
In 2020, this emoji became primarily used in reference to Coronavirus / COVID-19.
Face with Medical Mask was approved as part of Unicode 6.0 in 2010 and added to Emoji 1.0 in 2015.
U+1F637
? Face with medical mask