On January 30th 2020, after lots of cases of pneumonia in the city of Wuhan in China, the World Health Organization declared a state of emergency in the world. Italy was one of the most affected countries in the world. Rules have been followed by people in order to prevent the Coronavirus. These rules are: clean the surfaces with alcohol- based disinfectants; wash your hands; avoid touching your nose, eyes and mouth; avoid close social contacts by keeping a distance of one metre; avoid hugs and handshakes; avoid crowed places; if you have flu-like symptoms, stay at home! Keep repeating these rules to defend ourselves and others from the virus!