Much of society ills these days can be attributed to testosterone toxicity. Note: big pickup truck with big honkin’ flag out the back. Small………well, never mind,
This is a better example of Darwin’s Theory that a lot of ways people use, Darwin’s thesis was those that adapt survive. In this case, those that are smart enough to get vaccinated are far more likely to live and be able to reproduce than those that refuse the vaccine
There is no adjustment period. From now until forever more it will be a PITA having them around the house all day.