This word ‘EFFICACY” is being used to describe the effectiveness of certain medical products which are now in use around the world, in many countries they have been made mandatory at certain times.
However, the research studies conducted in order to obtain these “efficacy” figures excluded anyone from the study (and the results) who wasn’t healthy. That’s hardly telling the truth, now is it?
Synopsis: “Efficacy” is a set of undefined figures obtained by undefined methods.