I’m afraid you are striving for perfection in an imperfect world. Knowing what we do about the dangers of these diseases and the almost complete safety of vaccines, the risk/benefit ratio is clearly in favor of vaccination.
As Thomas Sowell said, there are no solutions, only tradeoffs.
And why shouldn’t we strive for perfection? You may be content with being mediocre. It is not for anyone to choose the trade-off for someone else.