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Laughter & Medicine

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Rikaz Sheriff
Rikaz Sheriff

This presentation was part of an assignment on how to make a presentation for large group teaching. >>> I am a student lecturer reading for a MSc in Medical Informatics as well as a Post Graduate Certificate in Medical Education. Please critique this performance as I would like to improve my presentations. Thanks! Rikaz

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04/09/10 Dr Rikaz Sheriff Certificate in Medical Education
Outline of Lecture Introduction to Laughter Laughter A Medical Perspective Laughter How your body does it Laughter Research & Practice Laughter The Dark Side 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
Introduction to Laughter Laughter is an audible expression or the appearance of happiness, or an inward feeling of joy (laughing on the inside). It may ensue (as a physiological reaction) from jokes, tickling or other stimuli. It is in most cases a very pleasant sensation. Laughter is found among various animals such as rats and chimpanzees, as well as in humans. 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
Laughter A Medical Perspective It is a part of human behavior regulated by the brain, helping humans clarify their intentions in social interaction and providing an emotional context to conversations & can be contagious! Laughter is anatomically caused by the epiglottis constricting the larynx. The study of humor and laughter, and its psychological and physiological effects on the human body, is called gelotology . Inability to laugh out loud is termed aphonogelia. 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
Laughter How your body does it Ventromedial prefrontal cortex Limbic System American Medical Association in 1984 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. 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
Laughter Research & Practice A positive link has been found between laughter and a healthy function of blood vessels with laughter causing such tissues that form using the inner lining of blood vessels, the endothelium, to dilate or expand such to increase blood flow. Laughter Yoga is a type of relaxation exercise. Professor Norman Cousins - I made the joyous discovery that ten minutes of genuine belly laughter had an anesthetic effect and would give me at least two hours of pain-free sleep 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
Laughter The Dark Side Death may result from several pathologies that deviate from benign laughter. Infarction of the pons and medulla oblongata in the brain may cause pathological laughter. The incurable neurological disease Kuru is also known as the laughing sickness due to the pathologic bursts of laughter people would display when afflicted with the disease. Excessive laughter can lead to cardiac arrest! 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
References http://en.wikipedia.org/wiki/Laughter http://en.wikipedia.org/wiki/Ventromedial_prefrontal_cortex http://en.wikipedia.org/wiki/Norman_Cousins http://en.wikipedia.org/wiki/Death_from_laughter http://www.ncbi.nlm.nih.gov/pubmed/19251872 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education

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Laughter & Medicine

  • 1. 04/09/10 Dr Rikaz Sheriff Certificate in Medical Education
  • 2. Outline of Lecture Introduction to Laughter Laughter A Medical Perspective Laughter How your body does it Laughter Research & Practice Laughter The Dark Side 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  • 3. Introduction to Laughter Laughter is an audible expression or the appearance of happiness, or an inward feeling of joy (laughing on the inside). It may ensue (as a physiological reaction) from jokes, tickling or other stimuli. It is in most cases a very pleasant sensation. Laughter is found among various animals such as rats and chimpanzees, as well as in humans. 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  • 4. Laughter A Medical Perspective It is a part of human behavior regulated by the brain, helping humans clarify their intentions in social interaction and providing an emotional context to conversations & can be contagious! Laughter is anatomically caused by the epiglottis constricting the larynx. The study of humor and laughter, and its psychological and physiological effects on the human body, is called gelotology . Inability to laugh out loud is termed aphonogelia. 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  • 5. Laughter How your body does it Ventromedial prefrontal cortex Limbic System American Medical Association in 1984 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. 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  • 6. Laughter Research & Practice A positive link has been found between laughter and a healthy function of blood vessels with laughter causing such tissues that form using the inner lining of blood vessels, the endothelium, to dilate or expand such to increase blood flow. Laughter Yoga is a type of relaxation exercise. Professor Norman Cousins - I made the joyous discovery that ten minutes of genuine belly laughter had an anesthetic effect and would give me at least two hours of pain-free sleep 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  • 7. Laughter The Dark Side Death may result from several pathologies that deviate from benign laughter. Infarction of the pons and medulla oblongata in the brain may cause pathological laughter. The incurable neurological disease Kuru is also known as the laughing sickness due to the pathologic bursts of laughter people would display when afflicted with the disease. Excessive laughter can lead to cardiac arrest! 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  • 8. References http://en.wikipedia.org/wiki/Laughter http://en.wikipedia.org/wiki/Ventromedial_prefrontal_cortex http://en.wikipedia.org/wiki/Norman_Cousins http://en.wikipedia.org/wiki/Death_from_laughter http://www.ncbi.nlm.nih.gov/pubmed/19251872 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  • 9. 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education