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Understanding the Tripledemic: Flu vs. COVID-19 vs. RSV

Flu, COVID-19, and RSV tend to spike around the same time in the fall and winter months.

Lauren Smith, MABrian Clista, MD
Written by Lauren Smith, MA | Reviewed by Brian Clista, MD
Updated on October 1, 2025
Featuring Preeti Parikh, MDReviewed by Brian Clista, MD | October 1, 2025

Viral infections tend to be more common in the fall and winter months. That’s partially because people usually spend more time indoors in the colder months. Viral infections like the flu, COVID-19, and RSV (respiratory syncytial virus) are more likely to spread in indoor, crowded spaces.

In this video, learn the basics of the “tripledemic,” according to Preeti Parikh, MD, Executive Medical Director at GoodRx.

References

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Lauren Smith, MA
Written by:
Lauren Smith, MA
Lauren Smith, MA, has worked in health journalism since 2017. Before joining GoodRx, she was the senior health editor and writer for HealthiNation.
Brian Clista, MD
Reviewed by:
Brian Clista, MD
Dr. 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.

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