Ключевые слова: adult, app, back to school, college, concept, covid19, disease, education, epidemic, face, flu, girl, group, health, healthcare, home, illness, indoors, infection, infectious disease, influenza, intelligence, internet, laptop, learning, man, medical, online, pandemic, people, person, protective, quarantine, reading, safety, sickness, student, studying, technology, test, university, university student, viral, virus, woman, young, young adult,