According to a study published in 2017, we experience “contagious yawning” when seeing another individual yawn. So with that, it’s time to find out if these photos automatically trigger you to open your mouth.
We at AkoReed want you to take this test that’ll surely bring in lots of oxygen to your body.
Did these photos make you yawn? Do you think yawning is actually contagious? Why?
Source : https://brightside.me/wonder-curiosities/test-if-you-can-you-look-at-these-20-photos-without-yawning-799161/