Head pressing is generally a sign of damage to the nervous system, which may result from a number of underlying problems. Learn more.
I have to post this to my animal lovers who have cats in their family. Or if you are wanting to get a cat, you will want to keep an eye out for this. I had no idea that this was a problem. Thankfully none of my cats have displayed this system. I am grateful to have come across this information.
Stay Safe and God Bless!