Licking releases pleasurable endorphins. Dogs lick people and other dogs as a social bonding and loving gesture.
Dogs use licking to gather information just like humans use sight and hearing. It helps them understand their environment.
Dog saliva contains antibacterial properties. Licking keeps dogs clean and helps relive itches.
Licking and chewing behaviors can calm anxious or stressed dogs by releasing endorphins.
Excessive licking of paws or genital area may signal an underlying health issue like allergies or infection.
Dogs may lick for stimulation when bored. Provide interactive toys and activities.
Obsessive licking to the point of sores or hair loss could indicate a psychological condition requiring treatment.