ABC just mentioned in an article about polio that the vaccine still itself sometimes causes outbreaks of the disease. So another one to refer to when people try to claim vaccines are harmless and no sensible person should be skeptical of them.
ABC just mentioned in an article about polio that the vaccine still itself sometimes causes outbreaks of the disease. So another one to refer to when people try to claim vaccines are harmless and no sensible person should be skeptical of them.
That said, many people who get flu shots think they got the flu because the immune-response to the vaccine does cause fatigue and other minor symptoms in a sizeable portion of the population while their bodies process it. They do not get the flu from it.