“Symptomatic obese adults were shown to shed influenza A virus 42% longer than nonobese adults”
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Hannah E Maier, Roger Lopez, Nery Sanchez, Sophia Ng, Lionel Gresh, Sergio Ojeda, Raquel Burger-Calderon, Guillermina Kuan, Eva Harris, Angel Balmaseda, Aubree Gordon, Obesity Increases the Duration of Influenza A Virus Shedding in Adults, The Journal of Infectious Diseases, Volume 218, Issue 9, 1 November 2018, Pages 1378–1382, https://doi.org/10.1093/infdis/jiy370