"The current vaccination policy, in which many vaccines are given close together and over a long period of time, result in the brain’s immune system being constantly activated and exposed to large amounts of the harmful excitotoxins and cytokines which compromise the natural defenses and make people sicker, weaker, and more vulnerable to both infections and chronic disease."

https://www.nvic.org/NVIC-Vaccine-News/June-2017/its-the-cytokine-storms-we-should-worry-about.aspx