Yawning is contagious
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2:53
Why are yawns contagious?by Buttie6013,953 views- 1:36
Why We Yawnby AMN852,617 views
- 1:14
Contagious Yawningby indiprincess21952,159 views
- 1:00
Try not to yawn while you watch thisby mrplind10,318 views
- 5:15
50-Aug 1 2009... Yawning is Contagiousby chaosninja579265,896 views
- 0:37
yawning is contagiousby LaLaUrieX2,230 views
- 4:40
Why is yawning contagious? The brain and mirror neuronsby anotherlookmedia8,850 views
- 3:29
Contagious Yawnsby HayleyLouise4143,283 views
- 3:12
Stony Brook University Contagious Yawning Experimentby Flamy999766 views
- 3:39
Psyche: Yawns are contagiousby Cheenana2,169 views
- 1:44
Can you resist Yawning? I guarantee that you can't!!!by MrAdyBoy7,180 views
- 2:54
This Video Will Make You Yawn!by kristINtheMoment21,479 views
- 0:15
contagious YAWN!!by sillyturdle610 views
- 2:14
yawningby megamayd60,239 views
- 0:19
loud yawnby paulsuckow3,728 views
- 0:17
Yawns are contagiousby nanocluster2,185 views
- 9:38
The Yawningby rayzmadman21,155 views
- 0:17
Diet Pepsi MAX: The Bride Who Needs Caffeineby yawnathon18,310 views
- 0:35
kevin talking about myspace and joe doing a cute/funny yawn!!! u gots to luv them!!!by 3OJDmusketeers11,553 views
- 0:15
The Yawnby Georgesimian1,436 views
I yawned but then again its 1:46am and I've been yawning every 5 minutes XD
J0hn21792 1 year ago
@shadowblade90222 mirror neurons in our brain
fluffy6596 1 year ago
Great! I tired to stop, but couldn't
deepsell4 1 year ago
well i would have but i stopped myself so yea i yawned
anonwillprevail247 1 year ago
yes, this is definitly a massive experiment
mwebs16 2 years ago
I yawned lol
Bucketheadtwo 2 years ago
fail! ha! i can control myself perfectly...
SilentDesert64 2 years ago
i didn't yawn, but i yawned about a hour ago.. that may be why i didn't yawn
bmxorretw 2 years ago
i yawned before it even starting playing lol
crippenfalyfe 2 years ago
i yawned once will it was still playing, and then yawned bout a min after.
KMai3 2 years ago