The description explains it all.. 1) look at the gif, you will hear/feel a thump. 2) look away, it will go away. Not funny but kind of entertaining?.. for me, everything vibrates, my body, and all of my vision goes blurry The description explains it all 1) look at the gif you will hear/feel a thump 2) away go Not funny but kind of entertaining? for me everything vibrates my body and vision goes blurry