The COVID-19 vaccines available in the United States have all gone through full Phase 1, Phase 2, and Phase 3 clinical trials. The first recipients from the Phase 1 trials got their first doses back on March 16, 2020, over a year ago. They’re doing just fine and still immune from COVID-19.
You make some sweeping comments. “They’re doing just fine and still immune from COVID-19.” I would only question the latter segment as it can only be ascertained by day-to-day, or week-to-week checks to ensure they did not re-contract COVID, as some others have. I would guess that most are okay, but...
“The COVID-19 vaccines available in the United States have all gone through full Phase 1, Phase 2, and Phase 3 clinical trials. The first recipients from the Phase 1 trials got their first doses back on March 16, 2020, over a year ago. They’re doing just fine and still immune from COVID-19.”
The vaccines are investigational and free of liability. They have killed thousands and injured tens of thousands.