It seems that some Apple customers and iOS users seem not happy at all with the new iOS update. The new flashy update makes some users go Light headed, especially when using the phone for a long time. Users have also taken this complaint to Apple message boards and also Twitter.
It seems that the new iOS "makes them dizzy," quoting some of the users complaining. Some of which are complaining especially when using the phone in road trips.
This is not the first time that phones had a too flashy operating system making their users go dizzy from time to time, and Apple seems to have created another one.