what causes you to yawn and why it is contagious? | byju's fun facts
Published 2 years ago • 445K plays • Length 5:58Download video MP4
Download video MP3
Similar videos
-
1:00
the science behind contagious yawning #yawn #yawning #science #shorts #health #medical #facts
-
4:29
why is yawning contagious? - claudia aguirre
-
2:31
why do we yawn?
-
0:58
why is yawning contagious? | #aumsum #kids #science #education #children
-
2:46
why do we yawn?
-
5:45
why is yawning contagious?
-
0:56
why are yawns contagious?
-
5:16
why do we yawn? | the dr. binocs show | best learning videos for kids | peekaboo kidz
-
0:48
fact: yawning epidemic? #yawns #yawning
-
1:08
why is yawning contagious? your yawn reflex, explained. | just curious
-
0:47
why do we yawn? | yawning | why do we yawn when we are tired? | letstute | facts | study tips.
-
4:41
why is yawning contagious?
-
3:16
why do we yawn?
-
1:19
why are yawns contagious? (the why)
-
1:06
why do we yawn? | #aumsum #kids #science #education #children
-
2:24
what is excessive yawning? – dr. berg
-
2:35
why is yawning contagious ?
-
1:01
why we yawn | why?
-
3:15
what is yawning?