People have always been pretty irrational about health. From the Greek beliefs of bloodletting/leechs to Edyptian amulets to homeopathy, we've associated taking

People have always been pretty irrational about health. From the Greek beliefs of bloodletting/leechs to Edyptian amulets to homeopathy, we've associated taking X + some time => healthy. But that's the thing - our health can improve after receiving bad or neutral treatment because of time, which makes it really easy to confuse correlation with causation. When it comes to health, we easily fall prey to placebo effects.