Why? Because studies and stuff.
Yet... From the IOM itself!
"No studies have compared the differences in health outcomes that some stakeholders questioned between entirely unimmunized populations of children and fully immunized children.
Experts who addressed the committee pointed not to a
body of evidence that had been overlooked but rather to the fact that existing research has not been designed to test the entire immunization schedule.
The committee believes that although the available evidence is reassuring, studies designed to examine the long-term effects of the cumulative
number of vaccines or other aspects of the immunization schedule have
not been conducted.
https://www.ncbi.nlm.nih.gov/books/NBK206948/pdf/Bookshelf_NBK206948.pdf
Ed McQuarrie talks the REAL History of Stocks and Bond performance.
https://www.morningstar.com/funds/vanguard-wellesley-income-is-top-choice
Could be a great fund to start with starting in retirement and cash. Or use Vanguard Wellington and cash if you want to be more aggresive
https://www.morningstar.com/economy/what-weve-learned-150-years-stock-market-crashes
Take a look at this what has happend in past in stock market