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Infographic titled “The viruses behind colds and flu.” It explains that adults get 2–5 colds per year and children 7–10, with symptoms peaking after 2–4 days and lasting about 7–10 days. Over 200 viruses cause colds. Rhinoviruses cause 30–50% of colds, coronaviruses 10–15%, influenza viruses 5–15%, and other viruses smaller percentages, with some unknown. Sizes of viruses are shown in nanometres, along with brief notes on transmission, mutation, vaccines, and treatment limits.

The viruses behind colds and flu

December 15, 2025 0Comments 5Likes 21388Views
Infographic titled “The viruses behind colds and flu.” It explains that adults get 2–5 colds per year and children 7–10, with symptoms peaking after 2–4 days and lasting about 7–10 days. Over 200 viruses cause colds. Rhinoviruses cause 30–50% of colds, coronaviruses 10–15%, influenza viruses 5–15%, and other viruses smaller percentages, with some unknown. Sizes of viruses are shown in nanometres, along with brief notes on transmission, mutation, vaccines, and treatment limits.
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This graphic examines the colds that many of us suffer from at this time of year, highlighting the viruses that cause colds and flu and their varying characteristics. Originally published just before the COVID-19 pandemic – remember when we didn’t all know what a coronavirus was? – it continues to be topical with the current surges in flu cases this winter.

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