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Laughter is a pleasant physical reaction and emotion consisting usually of rhythmical, usually audible contractions of the diaphragm and other parts of the respiratory system. It is a response to certain external or internal stimuli. Laughter can rise from such activities as being tickled, [1] or from humorous stories, imagery, videos or ...
Laughter in animals other than humans describes animal behavior which resembles human laughter. Several non-human species demonstrate vocalizations that sound similar to human laughter. A significant proportion of these species are mammals, which suggests that the neurological functions occurred early in the process of mammalian evolution. [ 1 ]
However, most problems associated with nitrous oxide come not from excessive power but from excessive pressure, since the gas builds up a much denser charge in the cylinder. The increased pressure and temperature can melt, crack, or warp the piston, valve, and cylinder head. Automotive-grade liquid nitrous oxide differs slightly from medical-grade.
But laughter comes in different types, such as from play or when watching something funny, and examining the distinctions may prove crucial to understanding their unique functions, scientists say.
Laughter can help lessen stress, depression and anxiety, and may make you feel happier by boosting your self-esteem, per Mayo Clinic. Like many things in life, humor is a skill, said physician ...
Orangutans and other great apes show laughter-like vocalisations in response to physical contact such as wrestling, play chasing or tickling. This suggests that laughter derived from a common origin among primate species and therefore evolved before the origin of humans. [ 82 ]
Hobbes describes laughter as the sudden glory one feels that one is better than the target of the humorous narrative. The sense of glory comes from the recognition of power. Hobbes also mentions the theory of passion in which laughter is not passion; however, laughter is how the body manifests a particular emphasis. [18]
Laughology is a 2009 documentary film about the contagiousness of human laughter by Canadian filmmaker and Laughologist Albert Nerenberg. [1] It is the first feature-length documentary about laughter.