Excessive Yawning in Dogs: What It Means

Yawning as a Stress Signal

Dogs often yawn when they feel slightly stressed by their environment—such as a person or dog passing too closely, or when they’re being asked to “perform” in a situation. This is not a sign of relaxation. Instead, it’s a behavioral cue that the dog is uncomfortable. In fact, yawning in high-pressure moments—like at the vet’s office or during training—can be a clear sign of anxiety. The yawn may appear even when the dog is agitated, panting, or unable to settle down.

Recognizing a Stress Yawn

A stress yawn often looks different from a sleepy one. It may involve the dog drawing back its ears, stretching its mouth wide, and sometimes squinting its eyes or looking away. These physical signs—like a wide-open mouth, flared whiskers, and averted gaze—indicate the dog is trying to manage tension. For example, a dog might yawn while being touched during body work, signaling discomfort while still trying to stay calm and cooperative. The wider the eyes during the yawn, the more stress the dog may be experiencing.

Yawning in Confusing or Pressured Situations

Dogs frequently yawn when they’re confused, frustrated, or under social pressure. This can happen when someone stares at them, gives commands, or expects them to behave in a certain way. Yawning may also occur when a dog feels the need to avoid conflict or needs a mental break. In training, dogs who aren’t doing well may yawn repeatedly, suggesting they’re overwhelmed. Similarly, a passive dog may yawn in response to an aggressive one, using the yawn as a non-confrontational way to de-escalate tension.

Contagious Yawning and Empathy

Yawning can be contagious among dogs and even between dogs and familiar humans. Research from the University of Tokyo found that dogs are more likely to yawn in response to a human yawn if they know the person well. This suggests that contagious yawning may be linked to emotional connection and empathy—similar to how it works in humans. While this kind of yawn isn’t necessarily stressful, it shows that dogs are sensitive to the emotional states of those around them.

When to Seek Veterinary Advice

While yawning is common and can be normal, excessive or frequent yawning—especially when not linked to tiredness—may indicate underlying stress or anxiety. If your dog yawns often in calm, low-pressure situations, or if the behavior is accompanied by other signs like pacing, panting, or avoidance, it’s worth consulting a veterinarian. They can help rule out medical causes and suggest ways to reduce your dog’s stress.