Hot on the Web: You're Getting Very Sleepy

Posted at 8:41 AM, May 28, 2015
and last updated 2017-05-30 12:24:13-04

TALLAHASSEE, Fla. (WTXL) -- For most people yawning is quite contagious, even if you're not tired!

A company in Brazil decided to put the theory to the test.

They installed a digital billboard in a train station and all it did was show people yawning..

Take a look...and have a yawn: