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NARRATOR: Why do we yawn
when we see others yawn? -NARRATOR: Throughout history, -there have been incidents. -The Dancing Plague of 1518... the Tanganyika
laughter epidemic... ...the Hindu milk miracle. MAN:
Hey... Some believe they're
a response to stress
when we see others yawn? -NARRATOR: Throughout history, -there have been incidents. -The Dancing Plague of 1518... the Tanganyika
laughter epidemic... ...the Hindu milk miracle. MAN:
Hey... Some believe they're
a response to stress
Full Transcript
00:00:01.000 --> 00:00:04.904
NARRATOR: Why do we yawn
when we see others yawn?
00:00:04.937 --> 00:00:07.273
-NARRATOR: Throughout history,
00:00:07.307 --> 00:00:09.475
-there have been incidents.
00:00:09.509 --> 00:00:13.246
-The Dancing Plague of 1518...
00:00:13.279 --> 00:00:15.581
the Tanganyika
laughter epidemic...
00:00:17.317 --> 00:00:19.585
...the Hindu milk miracle.
00:00:19.619 --> 00:00:20.853
MAN:
Hey...
00:00:25.124 --> 00:00:29.595
Some believe they're
a response to stress.
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Movie Summary
David Haller is a troubled young man diagnosed as schizophrenic, but after a strange encounter he discovers special powers that will change his life forever.
