It was noted that the application entered the complaints of those who caught Kovid-19, and these data were analyzed by scientists.
The research identified the 5 most common COVID-19 symptoms by dividing those who were vaccinated and those who were not.
Headache, runny nose, sneezing, sore throat and loss of smell were observed to be the most common Kovid-19 symptoms in those who received double dose vaccine, respectively.
The 5 most common symptoms in those who received a single dose vaccine were listed as headache, runny nose, sore throat, sneezing and cough.
The research also showed that even a single dose of the vaccine reduces the risk of contracting Covid-19 compared to unvaccinated people.