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Season 5 Episode 12: Laugh Therapy

Is laughter the best medicine? Entertainers old and new offer their thoughts along with researchers into the placebo effect, biofeedback, and laughter therapy.

Genre:

Documentary, Mystery

Seasons:

7

Episodes:

152

Actor:

Leonard Nimoy

Quality:

HD

Status:

Ended

First Air:

1977

IMDb:

8.1