
Notebook: Immune System
August 30, 2010 1:57 PM
Can seeing someone suffering from an illness actually be good for your health? Katie Couric discusses an intriguing concept involving the immune system based on our reactions to sickness.
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August 30, 2010 1:57 PM
Can seeing someone suffering from an illness actually be good for your health? Katie Couric discusses an intriguing concept involving the immune system based on our reactions to sickness.
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