It's called common sense, something you clearly lack.
How correct have epidemiologists been, anyway? First they said don't wear masks, now it's wear masks all the time, they still don't know whether the virus spreads via droplets or if it's aerosolized, they don't know how many strains there are, they don't know whether or not kids can pass it to adults.
The only things they do seem to know are: virus hits harder as you age and if you have underlying conditions. Up until your late 20s, the flu is more deadly. For kids, the flu is three times more deadly.
Try to compute that