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why is yawning contagious
0:01:08
Why is yawning contagious? Your yawn reflex, explained. | JUST CURIOUS
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Why Do We Yawn?
0:04:29
Why is yawning contagious? - Claudia Aguirre
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Why are yawns contagious?
0:00:34
Why is Yawning Contagious? #shorts
0:05:45
Why Is Yawning Contagious?
0:02:36
Why Is Yawning Contagious? - Instant Egghead #52
0:00:58
Why is yawning contagious? | #aumsum #kids #science #education #children
0:03:53
WHY DO WE YAWN? | IS YAWNING CONTAGIOUS?
0:02:35
Why is Yawning Contagious ?
0:00:41
Why Is Yawning Contagious?
0:01:16
Why Do We Yawn and Why is Yawning Contagious
0:05:58
What Causes You To Yawn And Why It Is Contagious? | BYJU'S Fun Facts
0:01:00
The science behind contagious yawning #yawn #yawning #science #shorts #health #medical #facts
0:04:41
Why Is Yawning Contagious?
0:00:55
Why is Yawning Contagious?
0:03:12
Why are yawns contagious? We asked a scientist
0:00:59
BBC NEWS: Why is yawning contagious?
0:01:13
BBC World TV: Why is yawning contagious?
0:00:45
Science finally explains contagious yawning
0:06:13
Why Is Yawning Contagious? - The Psychology of Yawning
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What is Yawning?
0:00:27
Why Is Yawning Contagious? (Try Not to Yawn)
0:05:06
Why Yawning Is So Contagious
Вперёд
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