These studies challenge several widely held assumptions about the nature of laughter. Nature[ edit ] Laughter might be thought of as an audible expression or appearance of excitement, an inward feeling of joy and happiness.
Thus, supranuclear pathways, including those from the limbic system that Papez hypothesised to mediate emotional expressions such as laughter, probably come into synaptic relation in the reticular core of the brain stem.
Wilson considered the mechanism to be in the region of the mesial thalamus, hypothalamusand subthalamus. Far more than merely a response to humor, laughter often works to manage delicate and serious moments. It may ensue from jokesticklingand other stimuli completely unrelated to psychological state, such as nitrous oxide.
One group of researchers speculated that noises from infants as early as 16 days old may be vocal laughing sounds or laughter,  however the weight of the evidence supports its appearance at 15 weeks to four months of age. Other cardioprotective properties of nitric oxide include reduction of inflammation and decreased platelet aggregation.
In a study of the "Giggle Twins", two happy twins who were separated at birth and only reunited 43 years later, Provine reports that "until they met each other, neither of these exceptionally happy ladies had known anyone who laughed as much as they did.
The structures in the limbic system that are involved in laughter are the hippocampus and the amygdala. It is evident that its expression depends on neural paths arising in close association with the telencephalic and diencephalic centers concerned with respiration.
Kelly and co-workers, in turn, postulated that the tegmentum near the periaqueductal grey contains the integrating mechanism for emotional expression.
So while purely emotional responses such as laughter are mediated by subcortical structures, especially the hypothalamus, and are stereotyped, the cerebral cortex can modulate or suppress them. When laughing the brain also releases endorphins that can relieve some physical pain.
There are thousands of languages, hundreds of thousands of dialects, but everyone speaks laughter in pretty much the same way.
Children who are born blind and deaf still retain the ability to laugh. Michael Miller University of Maryland and William Fry Stanfordtheorize that beta-endorphin like compounds released by the hypothalamus activate receptors on the endothelial surface to release nitric oxidethereby resulting in dilation of vessels.
It has been shown to lead to reductions in stress hormones such as cortisol and epinephrine. Contrary to notions that it is spontaneous and involuntary, research documents that laughter is sequentially-organized and precisely placed relative to surrounding talk.The physical actions, appearances and the verbal communication made me laugh my head off, as the characters were extravagant colours and cracked many humorous jokes through out the show.
The chemistry between the characters sponge bob and Patrick was so unique and different that I started laughing before the programme even began. Laughter is a regular series of short, vowel-like syllables-that are usually transcribed in English as ha-ha, ho-ho, and he-he.
It is one of my favorite emotions to show everyday, especially the laughter that brings you tears/5(4). When the mood is right you can laugh at anything.
When you make up jokes, you laugh out loud, But, when you look at clowns you laugh amidst the crowd.
When you laugh at home, you scream and shout, And if you do, you sure won't pout. It'll wake you up from sorrow and fear, And it will definitely give you a wonderful cheer.
Laughter is sometimes seen as contagious, and the laughter of one person can itself provoke laughter from others as a positive feedback.
 The study of humor and laughter, and its psychological and physiological effects on the human body, is called gelotology. A Study on Text Messaging Affects Teen Literacy and Language Ms. Sima Singh, language” may replace standard English and young people will become unable to use laugh out loud, “C u l8r” for see you later.
These abbreviated phrase can even be as. Language is a means of communication and understanding each other.
Consequently, the more vocabulary you have, the more your relationships with others. Language reflects the culture of the society.
Language supplies people with experiences. Language is the mirror that reflects the personality of the individual.Download