https://www.frontiersin.org/articles/10.3389/fpubh.2020.567184/full
Respiratory viruses, including coronaviruses, are known to have a high incidence of infection during winter, especially in temperate regions. Dry and cold conditions during winter are the major drivers for increased respiratory tract infections as they increase virus stability and transmission and weaken the host immune system.
Anything else you want to add Zacs Master ?
I just answered emmies question with a link
Your contribution was…. ?