Stress Relief. It is thought that licking can act as a self-soothing behavior that releases endorphins. Your dog can lick your feet (or themselves) just because it is a soothing way to pass the time. read more
Before you eliminate the behaviour, know why your dog is doing it. read more
Dogs lick human feet for similar that reasons that dogs lick human faces. The two main reasons that a dog licks human feet are to indicate feelings, status and gather information. read more