simple thought experiment that happened to most of us
two sets of grandparents - same or similar age, same living conditions income etc.
ones taking yearly flu shots
other not at all and refusing it all.
The ones who took it regular died in the same year 8 years before the ones who refused any shots.
simple thought experiment that happened to most of us two sets of grandparents - same or similar age, same living conditions income etc. ones taking yearly flu shots other not at all and refusing it all.
The ones who took it regular died in the same year 8 years before the ones who refused any shots.