Yawning, an act so simple yet intriguing, holds a peculiar secret—it's contagious not just between humans but between humans and dogs as well. In our book, The Purest Bond: Understanding the ...

Is it true that human yawns are contagious to dogs? Some dog owners swear that when they yawn, their dog does, too. And they may be right. Contagious yawning is a well-known phenomenon among humans — ...

Yawn next to your dog, and it may do the same. Though it seems simple, this contagious behavior is actually quite remarkable: Only a few animals do it, and only dogs cross the species barrier. Now a ...

Johanna Simkin does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...