“Humor can be simply defined as a type of stimulation that tends to elicit the laughter reflex. Spontaneous laughter is a motor reflex produced by the coordinated contraction of 15 facial muscles in a stereotyped pattern and accompanied by altered breathing. Electrical stimulation of the main lifting…”Tagged: humor, Physiological Explanation of Laughter, What Happens To Our Faces When We Laugh, (Examples of Good Tags)