Dogs
A dog that approaches calmly with relaxed body language and gentle licking is often showing comfort and familiarity.
2. They Like the Taste of Your Skin

Human skin carries:
- salt from sweat
- food traces
- lotions
- scents
Dogs have an extremely sensitive sense of smell and taste. Sometimes they lick simply because your skin tastes interesting.
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3. It May Be a Stress SignalADVERTISEMENT
Some dogs lick excessively when nervous.
If licking happens alongside: