Understanding a cat’s emotions can be trickier than understanding a dog’s. While it’s easy to spot when a dog is happy with ...

When you want to make a lighthearted statement about grinning, these smile sayings strike just the right chord. Smiling is a universal language, so it's no surprise that there are a ton of well ...

But there are several reasons to make the effort to smile, even when you don’t feel like it. Psychology research in several areas has revealed that the act of smiling itself can have benefits.

This is a sign that the dog is content and relaxed. It is the closest canine equivalent to a human smile. You can see it in virtually all breeds of dogs such as those depicted here. Smiling dogs ...