The flu, COVID-19, and RSV (respiratory syncytial virus) can cause very similar symptoms. If you feel sick, it’s helpful to know what you have since treatments and precautions may vary.
In this video, learn the similarities and differences in symptoms among the flu, COVID-19, and RSV, according to Preeti Parikh, MD, Pediatrician at Mount Sinai Hospital.
Preeti Parikh, MD is the Executive Medical Director at GoodRx and served as the Chief Medical Officer of HealthiNation.
References
Centers for Disease Control and Prevention. (2024). Signs and symptoms of flu.
Centers for Disease Control and Prevention. (2025). Symptoms and care of RSV.
Centers for Disease Control and Prevention. (2025). Symptoms of COVID-19.
Why trust our experts?
Written by:
Lauren Smith, MALauren Smith, MA, has worked in health journalism since 2017. Before joining GoodRx, she was the senior health editor and writer for HealthiNation.
Reviewed by:
Brian Clista, MDDr. Clista is a board-certified pediatrician who works in private practice in Pittsburgh, Pennsylvania. He previously served as a National Health Service Corporation Scholar in the inner city of Pittsburgh for 11 years.
