Is there any reason for li rubbing?

[helenhorse]

It might only be a harmless habit but my mare rubs the inside and front of here lip on the wall sometimes and rubs back and forth, its only for a few seconds and shes fine afterwards but does anyone elses do this and is there a problem??

 

[kateknights]

HI, could it be her teeth playing up maybe?
Kate x

 

[carys220]

My NF mare does this, there's no medical reason for it.....just guess she likes it!