Laughter is a peaceful state of mind, a kind inner expression, and it is also the time when endorphin secretion increases in the body. When a person's mood is in a normal state, he will show a peaceful psychological effect in the conversation with others, and show the goodwill communication between people with a smile. Good and evil is the psychological function of human beings and the result of primate evolution.
Laugh: Show a happy expression and make a joyful sound. The human chest muscles are expanded, thus strengthening lung movement. Promote the respiratory function of the lungs, exercise abdominal muscles, promote the production of gastric juice during contraction and relaxation, and improve digestive function. Enhance appetite and promote metabolism.
Increase vascular muscle movement, strengthen blood circulation, and make people more energetic. More intense laughter can make the whole body muscles exercise and relax. Modern medicine believes that laughter can be a way to treat neurasthenia, eliminate muscle tension and prevent or relieve pain.
Laughter is a kind of survival ability of human beings. Just like doctors check all parts of the body, laughter has become a correct and effective indicator to measure health. People naturally love to laugh, but few people know that laughter is also a good fitness exercise. Every time you laugh, there are about 80 muscles involved in the exercise from the face to the abdomen.
meaning
Psychologists have found that laughter is one of the oldest ways for human beings to communicate with others. Before that, laughter was only regarded as the embodiment of human sense of humor. Human laughter is to unite with others or laugh at others, or tease others with laughter. Each of us mastered this skill long before we learned to speak. Not just for fun. Laughter is an expression.
Scientific research always associates laughter with humor. But scientists have found that another aspect of laughter is more important. It has nothing to do with humor. We laugh, but we always underestimate its function. People send messages by laughing. Although many people will hear laughter, only certain recipients can understand the information in laughter. ?