July 22nd 2015.
“Chertok noted that writer and researcher Norman Cousins, whose book “Anatomy of an Illness” influenced Kataria, famously referred to laughter as ‘internal jogging.’
He said the Self-Determination Theory, a psychological theory of motivation, says that anyone seeking a healthy lifestyle must feel three things: autonomy, competence, and relatedness.”
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By: Dorene Internicola, Washington Post