5 Weird Involuntary Behaviors Explained!
Have you ever noticed that our body do a lot of weird things? And do you know that most of them are completely involuntary?
We often yawn and hiccup and we can’t control it, right? Sometimes our eyes twitch, some people will sneeze while they are looking at the sun, and some often experience jerking of their bodies awake right before falling asleep.
These crazy involuntary behaviors will be explained by ‘It’s Okay To Be Smart’.
Check out this informative video below.
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