It is challenging to distinguish between COVID-19, RSV, or the flu since they have similar symptoms; getting tested is the best approach to determine which infection you have.
You may have either one of the viruses -COVID, Flu, or RSV – or you may have a combination of them. Having more than 1 virus causes more severe illness and takes you out for a much longer period. In addition, in COVID and Influenza infections, it is very important to start treatment with Paxlovid, or Tamiflu respectively. These reduce the severity and duration of illness. Further Paxlovid has also been demonstrated to decrease the incidence of the post-COVID syndrome