How well do you know flu? People sick with flu will typically experience some or all of these symptoms. Review the full list of symptoms; if you or a loved one are very sick or at high risk of complications and suspect you may have flu, see your healthcare provider immediately. http://bit.ly/2lkIg5x | CDC

Colds and the flu have overlapping symptoms. Learn ways to tell the difference and to help avoid the flu. | UnitedHealthcare

The efficacy of influenza vaccines developed with eggs can be reduced by egg-adaptive mutations. To avoid this reduced efficacy, influenza vaccine viruses have been developed in a mammalian canine kidney cell line. https://nej.md/3AJBcSs | The New England Journal of Medicine

【Protect yourself and those around you, get seasonal influenza vaccination early】​ ​ Seasonal influenza vaccination (Flu vaccine) is a safe and effective means to prevent flu and its complications. There is increasing evidence suggesting that a person who gets influenza and COVID-19 at the same time may be more seriously ill and would have a higher risk of death, and Flu vaccine may reduce the likelihood of hospitalisation and the length of stay. Both Flu vaccination and COVID-19 vaccination are