Ignoring the possibility that people have different physiologies that react to these things differently: We’re not dealing with machines, we’re dealing with hum

Ignoring the possibility that people have different physiologies that react to these things differently: We’re not dealing with machines, we’re dealing with humans. If only 5% of people are capable of following the advice then we need to find a better method. It could be any number of things that need to be changed, but just telling people to do x and y the way we currently are clearly isn’t working.