Perhaps instead of reading stories, you should look for evidence. Then you would see that such stories are incredibly rare among the population at large.
Yes, in the 1976 outbreak, out of the 48 million people who were vaccinated, 500 got Guillane-Barré Syndrome (0.00001%) and 25 died (0.00000052%). In that case, the virus miraculously did not spread beyond Fort Dix. Today, however, the virus is quite clearly everywhere, and 4700 people have already died of it.