Dr. Suzanne Humphries - Are Vaccines Safe?

Dr. Suzanne Humphries - Are Vaccines Safe? Deadly diseases like tetanus decreased significantly before vaccines were introduced, disproving that effective vaccines eliminated deadly diseases. Dramatic increases in municipal sanitation, as well as chlorinated water were introduced between 1900 and 1920. Those things are the real reason why diseases dropped precipitously between 1900 and 1950. NOT vaccines.