"Serious health problems, including those that are life-threatening, can also occur in...people who...have problems with their heart or immune system if they become infected with the [smallpox] vaccine virus, either by being vaccinated or by being in close contact with a person who was vaccinated."
Read the short article at; https://jonrappoport.wordpress.com/2017/08/30/exclusive-mind-boggling-fda-confession-about-the-smallpox-vaccine/