The magnitude of the value that exercise brings to a persons health-span and lifespan by having (1) higher cardio respiratory fitness and (2) more strength can’t be overstated.
The drop in all-cause mortality by increasing these two factors would make these a miracle drug in pill form dwarfing the benefits of any other drug on the market.
Increase your VO2 max and strength and increase the time you have left to stack and zap.