A jump in stomach bugs occurs during the colder months. Here's why
Published on Sep. 20, 2026, 11:36 AM
Ever wonder why stomach bugs make the rounds during times of colder weather? Discover the science behind why gastrointestinal viruses such as the norovirus is more stable and transmissible in cooler, less humid conditions, and learn what you can do to stay healthy.
As temperatures drop, cases of gastrointestinal viruses like the norovirus increase.
An infectious diseases physician explains to The Weather Network's Rachel Schoutsen the connection between colder weather and the spread of the virus, offering key advice on prevention and treatment.
Watch the video above for the full explanation on the stomach bug-colder weather connection.
Thumbnail courtesy of CANVA.