Laughter is Vital
Laughter is Vital. What does it mean to laugh? The definition found in Wikipedia says that it is a physical reaction that occurs in humans and certain other species of primates. This consists of a rhythmical expression of breath that often is audible due to contractions of the diaphragm which is a part of the respiratory system. This happens when someone is being tickled or after hearing a funny joke that they found hilarious. Or sometimes it’s due to seeing something funny happen around them that can cause someone to laugh. (more…)
