Which passage is not an example of plagiarism? the concept of laughter yoga is based on a scientific fact that the body cannot differentiate between fake and real laughter. one gets the same physiological and psychological benefits. according to madhuri kataria, “the concept of laughter yoga is based on a scientific fact that the body cannot differentiate between fake and real laughter. one gets the same physiological and psychological benefits.” laughter yoga is based on the notion that the body cannot differentiate between fake and real laughter. both give the same benefits. laughter yoga is based on a scientific fact that one gets the same physiological and psychological benefits from fake laughter as from real laughter.