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June 29, 2021 23 min
Scientifically speaking, what is the purpose of laughter? Why is it so important for our brains and well-being? And how might it help us get back to “normal” as we emerge from the pandemic? CNN Chief Medical Correspondent Dr. Sanjay Gupta speaks with Emmy- and Grammy-nominated comedian Tig Notaro about telling cancer jokes after her 2012 breast cancer diagnosis and why she actually laughed a lot during quarantine. We also hear from humor expert and psychologist Janet Gibson, as well as medical clown "Chester Drawers" played by Leo Desilets. To learn more about how CNN protects listener privacy, visit
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