If your vet rules out health problems assume your doggy s obsessive floor licking is a behavioral matter.
Dog licking floor.
Walk your dog daily at the very least and try to run swim or bike with him.
So if your dog is licking the carpet floor fabric or walls consult with your vet especially if these episodes tend to reoccur or last for a long time.
Obsessive floor licking can also be caused by boredom.
If your dog has excess energy stored with no way to release it many problem behaviors can occur such as chewing digging and licking.
If you find your dog licking the floor all the time k9 of mine says you should first make sure the flooring is clean from food or cleaning product residue to ensure your dog isn t trying to lick something specific off the ground clean the area well with vinegar and water and be sure to rinse thoroughly with just water.
In such manner most dogs will lick anywhere they want to lie down be it floor or couch but when the linking becomes too much that raises concern.
The origins of floor licking may be innocent enough your dog may have started it after meals when there were yummy crumbs on the floor but such purposeful licking isn t an obsessive or compulsive behavior.
While a snack may temporarily help if it s caused by acid buildup it s important to find the exact cause and address the underlying problem.