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Laughter & Medicine

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This presentation was part of an assignment on how to make a presentation for large group teaching.

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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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Laughter & Medicine

  1. 1. 04/09/10 Dr Rikaz Sheriff Certificate in Medical Education
  2. 2. Outline of Lecture <ul><li>Introduction to Laughter </li></ul><ul><li>Laughter – A Medical Perspective </li></ul><ul><li>Laughter – How your body does it </li></ul><ul><li>Laughter – Research & Practice </li></ul><ul><li>Laughter – The Dark Side </li></ul>04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  3. 3. Introduction to Laughter <ul><li>Laughter is an audible expression or the appearance of happiness, or an inward feeling of joy (laughing on the inside). </li></ul><ul><li>It may ensue (as a physiological reaction) from jokes, tickling or other stimuli. It is in most cases a very pleasant sensation. </li></ul><ul><li>Laughter is found among various animals such as rats and chimpanzees, as well as in humans. </li></ul>04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  4. 4. Laughter – A Medical Perspective <ul><li>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! </li></ul><ul><li>Laughter is anatomically caused by the epiglottis constricting the larynx. </li></ul><ul><li>The study of humor and laughter, and its psychological and physiological effects on the human body, is called gelotology . </li></ul><ul><li>Inability to laugh out loud is termed aphonogelia. </li></ul>04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  5. 5. Laughter – How your body does it <ul><li>Ventromedial prefrontal cortex </li></ul><ul><li>Limbic System </li></ul><ul><li>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. “ </li></ul>04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  6. 6. Laughter – Research & Practice <ul><li>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. </li></ul><ul><li>Laughter Yoga is a type of relaxation exercise. </li></ul><ul><li>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” </li></ul>04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  7. 7. Laughter – The Dark Side <ul><li>Death may result from several pathologies that deviate from benign laughter. </li></ul><ul><li>Infarction of the pons and medulla oblongata in the brain may cause pathological laughter. </li></ul><ul><li>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. </li></ul><ul><li>Excessive laughter can lead to cardiac arrest! </li></ul>04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  8. 8. References <ul><li>http://en.wikipedia.org/wiki/Laughter </li></ul><ul><li>http://en.wikipedia.org/wiki/Ventromedial_prefrontal_cortex </li></ul><ul><li>http://en.wikipedia.org/wiki/Norman_Cousins </li></ul><ul><li>http://en.wikipedia.org/wiki/Death_from_laughter </li></ul><ul><li>http://www.ncbi.nlm.nih.gov/pubmed/19251872 </li></ul>04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education
  9. 9. 04/09/10 Dr Rikaz Sheriff - Certificate in Medical Education

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