Infected strains refer to the symptoms of many people infected with COVID-19 virus. For example, after a man was infected with COVID-19, he claimed that he was infected with the "crying strain", and his eyes kept crying, almost swollen into a sad frog; Yun-peng Yue said that he has been farting since he was infected with COVID-19 virus, and he can fart 800 times a day. What is ridiculed and infected is the "fart strain"; The symptom of small Shenyang is that the face has been sweating and the thief hurts, so it is called "face strain". In addition, according to the different symptoms of netizens, different strains such as Xuanmi strain, learning strain, sleeping strain and albino strain emerge one after another. However, it cannot be said that everyone is infected with different strains. According to experts, it's just that the symptoms of the same strain are different in people with different constitutions.
There are two kinds of infections. Medical infection refers to the local tissue and systemic inflammatory reaction caused by pathogens such as bacteria, viruses, fungi and parasites invading the human body. Psychological infection is to make others have the same emotions and behaviors in some way. Essentially, it is the transmission and communication of emotions, which plays a great role in the interaction.