Why does my dog always want to lick something or someone?
he thursty or hungrey or just whats to play and if hes a puppy hes probley gunna start teething
Licking in dogs may have different meanings like for instance, licking is used to get your attention or may act as a simple greeting. Secondly, licking could be a way of playing. Licking is also known to be a learned behavior in all dogs whereby they lick to groom. Read more on http://www.ehow.com/about_5318940_dog-constantly-lick-everything-house.html.
Sometimes it indicates a hunger for salt.
If the licking is obsessive than the reason is obsessive compulsive due to lack of exercise.
It might me a way to demonstrate something