Guide to Flat-Faced Dogs: Breeds & Health Considerations

Happy pets pug dog and french bulldog sitting on a chair looking at the camera. Dogs are waiting for food in the kitchen.

There is something undeniably endearing about a flat-faced dog — the smushed snout, the wide eyes, the stocky little frame that seems to radiate personality. But behind the charm of these beloved breeds lies a set of health considerations that every owner deserves to understand before bringing one home.

At Montclair Veterinary Associates, we work with flat-faced dogs and their owners every day, and we believe that informed pet owners are empowered pet owners. Led by Dr. Cory Waxman, a University of Pennsylvania School of Veterinary Medicine graduate who has been caring for pets in Northern NJ since 2011, our team is here to help you give your flat-faced companion the happiest, healthiest life possible.

What Makes a Dog “Flat-Faced”?

The term “flat-faced” refers to dogs classified as brachycephalic, a word derived from the Greek words for “short” and “head.” These dogs have been selectively bred over generations for a shortened skull shape that gives them their signature appearance. While the look is undeniably appealing to millions of dog lovers, it comes with a unique set of anatomical realities that affect nearly every system in the body.

A 2020 study published in the National Institutes of Health’s research database found that brachycephalic breeds showed higher odds of having at least one disorder compared to their non-brachycephalic counterparts, underscoring why breed-aware veterinary care is so important. Understanding the specific breeds and what makes them tick is the first step toward responsible ownership.

Popular Flat-Faced Breeds

Flat-faced dogs span a wide range of sizes, temperaments, and energy levels, making them popular across many different households. Some of the most common breeds we see include the following.

  • French Bulldog: One of the most popular breeds in the country, Frenchies are affectionate, adaptable, and relatively low-energy, making them ideal for apartment living.
  • English Bulldog: Gentle, loyal, and famously laid-back, English Bulldogs are wonderful family companions but are among the most prone to respiratory and skin challenges.
  • Pug: Playful and social, Pugs are beloved for their expressive faces and easy-going personalities, though they require careful attention in warm weather.
  • Shih Tzu: A smaller flat-faced breed, the Shih Tzu is known for its long coat and affectionate disposition, requiring regular grooming and eye care.
  • Boston Terrier: Lively and intelligent, Boston Terriers are often called the “American Gentleman” and tend to have milder brachycephalic traits compared to some other breeds.
  • Cavalier King Charles Spaniel: Sweet-natured and gentle, Cavaliers are adored as lap dogs but can be prone to certain cardiac and respiratory concerns.

Each of these breeds brings something unique to the table, and all of them benefit from the care of a veterinarian familiar with their specific needs. Our full range of veterinary services is designed with exactly these kinds of breed-specific considerations in mind.

Key Health Considerations for Flat-Faced Dogs

The same physical features that make flat-faced dogs so distinctive are also at the root of many of their health challenges. Being aware of these issues helps owners stay proactive.

Respiratory Health

Brachycephalic dogs often have narrowed nostrils, an elongated soft palate, and a narrower trachea, all of which can restrict airflow. This is collectively referred to as Brachycephalic Obstructive Airway Syndrome (BOAS). Signs include noisy breathing, snoring, and difficulty exercising. These dogs can also overheat quickly, so air conditioning and avoiding strenuous activity during hot weather are essential.

Eye and Skin Care

Because flat-faced dogs have shallower eye sockets, their eyes are more prominent and more exposed to irritation, debris, and potential injury. Regular eye checks are a key part of routine health examinations for these breeds. Additionally, the skin folds around the nose and face can trap moisture and debris, which can lead to fold dermatitis if not cleaned regularly.

Dental Health

A shorter jaw means the same number of teeth must fit into a smaller space, which often causes crowding, misalignment, and a higher risk of periodontal disease. Pet dental care is especially important for brachycephalic breeds, and we recommend regular professional cleanings alongside at-home brushing routines.

Managing Chronic Conditions

Some flat-faced dogs go on to develop chronic illnesses related to their anatomy or genetics, including allergies, spinal issues such as intervertebral disc disease, and cardiac conditions in certain breeds like the Cavalier King Charles Spaniel. Early detection through regular wellness visits makes a meaningful difference in long-term outcomes and quality of life.

Partner With Montclair Veterinary Associates

At Montclair Veterinary Associates, we know that flat-faced dogs are not just pets — they are family. Dr. Waxman and our experienced team take the time to understand your dog’s unique breed profile, history, and health needs so we can create a care plan that truly fits. We have been proudly serving Northern NJ pet owners since 2011, and our reputation for compassionate, knowledgeable care reflects our deep commitment to the animals we treat.If you have a flat-faced dog or are considering adding one to your family, we would love to connect with you. Reach out through our contact page to schedule an appointment and let us help you keep your brachycephalic companion happy, comfortable, and thriving for years to come.

Dr. Cory Waxman

MEDICALLY REVIEWED BY

Dr. Cory Waxman, a Montclair resident, earned his DVM from the University of Pennsylvania School of Veterinary Medicine and has delivered compassionate, advanced veterinary care in Northern New Jersey since 2011. His expertise guarantees that our content is rooted in real-world clinical insight and trusted animal care.