syndrome. including anthony flint. noting an increase in the condition. >> yes, i really wrestled with it, because, you know, this could easily freak people out. but you've got to come back and look at the numbers. and just how rare it is, it's 0.0008% chance of getting guillain-barre syndrome. and gbs is triggered by other things, too. not just vaccines. i think it reflects a rise in autoimmune disorders. so, talking about all of this, and how our bodies work, in the context of the vaccine, i think is really important. >> reporter: friday, kaiser permanente research released a new study showing people who received the covid-19 vaccine were less likely to die from any