> People who had irrational fears of vaccines claimed harms from the Lyme vaccine that probably were not caused by the vaccine. If you say yourself that the ha

> People who had irrational fears of vaccines claimed harms from the Lyme vaccine that probably were not caused by the vaccine. If you say yourself that the harms were only "probably not caused by the vaccines"; implying that they might be caused; how can you affirm that the fears are irrational?