CDC Flu Page
https://templatearchive.com/the-flu-what-to-do-if-you-get-sick/
Flu Prevention – Everyday Activities
http://www.cdc.gov/flu/pdf/freeresources/updated/everyday_preventive.pdf
Exercise when you have a cold
http://www.webmd.com/cold-and-flu/cold-guide/exercise-when-you-have-cold