Americans need to be prepared for the possibility that they may feel a little unwell.br After you get a coronavirus vaccine, if one is authorized, you may experience some negative side effects.br The CDC met to discuss whether to recommend the use of any Covid-19 vaccines.br The US Food and Drug Administration or FDA is the agency that might authorize one.br Volunteers in vaccine trials have reported they frequently feel flu-like effects after getting vaccinated.br This could affect people's willingness to get vaccinated in the first place.