The reflex epidemic action of yawning! Your mouth is wide open, and eardrums are stretched. You are either too tired, sleepy or bored. All you want is some time for yourself. Yawning is an activity to rejuvenate the brain.Yawning is so infectious that even if you see a stranger yawn, you cannot stop from grabbing a yawn for yourself.The moment you get bored, yawning is triggered. Not only humans but animals also experience yawning. Thus, it a universal phenomenon.
