RSV, or respiratory syncytial virus, shares many symptoms with other viruses such as the cold, flu and COVID-19. This can mean it can be difficult to detect without testing for these viruses and seeking the advice of a medical professional when necessary. According to Dr. Stephanie Silvera, a professor of public health at Montclair State University, “a runny nose” is one of the symptoms commonly detected when doctors are diagnosing RSV. What are the other symptoms of RSV? When do people start showing symptoms? According to the CDC, people with RSV start showing symptoms within 4 to 6 days of f…