Why your dog may seem more confident after a trip to the groomer

A trip to the groomer can leave a dog looking like a completely different animal, and sometimes, that fresh new haircut may come with a boost of confidence, too.

From strutting around the house to suddenly wanting to play, some dogs seem to return from the groomer with a noticeable change in their demeanor. But is that really a boost of confidence, or could something else be behind the transformation?

Dr. Kathryn Dench, chief scientific adviser at Paw Origins who graduated from Cambridge Veterinary School, told Newsweek there are several plausible reasons why a dog may appear more self-assured after grooming.

One of the biggest may be physical comfort.

Removing excess coat, mats, dirt and debris can reduce pulling on the skin and make it easier for a dog to move. Overgrown nails can also affect how a dog stands and walks, so trimming them may improve a dog’s comfort and posture, potentially making a noticeable difference in how they carry themselves.

“A dog that was moving cautiously because something felt uncomfortable may suddenly look much more relaxed and self-assured,” Dench said.

Power of Positive Attention

There may also be a behavioral component to the post-grooming transformation.

Dogs are highly responsive to human body language and attention, according to Dench. After a grooming appointment, owners may react enthusiastically to their dog’s new appearance, giving them praise, affection and extra attention.

That positive social feedback could reinforce behaviors that owners interpret as confidence, such as holding their head higher, approaching people more readily, wagging their tail or becoming more playful.

So while a dog may appear to be proudly showing off its new haircut, it may actually be responding to the increased attention and positive interaction from its owner.

Grooming Can Be a Sensory Reset

The grooming process itself may also affect how a dog behaves afterward.

Brushing, handling, massage-like contact and removing loose hair can be relaxing for dogs that are comfortable with grooming, Dench said. A familiar groomer and predictable routine may also help create a positive experience that leaves a dog feeling calm and socially engaged.

For some dogs, simply getting rid of a heavy coat or loose hair may leave them feeling different in their own bodies.

However, that doesn’t mean every dog will have the same response.

It’s Not Always Confidence

Some dogs find grooming stressful, particularly if they are uncomfortable with being handled or exposed to unfamiliar sounds and sensations.

“If a dog returns home hiding, trembling, panting excessively, avoiding touch or behaving unusually withdrawn, that suggests stress rather than a confidence boost,” Dench said.

Owners should therefore pay attention to the entire picture rather than assuming every behavioral change following a grooming appointment is a sign that their dog is feeling great.

Grooming should ideally be introduced positively and performed in a way that respects the dog’s comfort and individual tolerance.

Your Dog May Not Know It Looks Good

Another possible explanation for the apparent transformation: the owner may simply be seeing the dog differently.

A freshly trimmed face can make a dog’s eyes more visible, while removing a heavy coat can change its posture and overall silhouette. Those changes may make a dog’s facial expressions and body language easier for people to read.

Dench cautioned that there isn’t an evidence-based statistic showing what percentage of dogs become more confident specifically after grooming. In her clinical experience, however, owners commonly report noticeable behavioral changes after grooming, particularly when a dog had been uncomfortable because of matting, long nails or a heavy coat.

“I would be cautious about calling this a true psychological increase in confidence in every case,” she said. “Often we are seeing a combination of improved physical comfort, positive attention, and more expressive body language.”

For owners, that distinction is worth keeping in mind. A dog strutting around the house after a haircut may not suddenly have a new sense of self-esteem. It may simply be feeling better, enjoying the extra attention or expressing itself more clearly now that its coat is no longer weighing it down.

Contact Newsweek editors for this story: Rebecca Flood and Anthony Murray.