Some breeds carry beauty and heartbreak in their DNA.

It’s easy to fall in love with a dog’s look, but behind certain faces and pedigrees lie health risks most owners never see coming. Genetic disorders can quietly shape a dog’s lifespan, mobility, and even mood. These aren’t flukes or bad luck, they’re inherited flaws passed through generations of selective breeding, often in the name of beauty or breed standards.
Veterinarians across the country are raising alarms as new studies reveal just how common—and preventable, these disorders are. Here’s what science and experience are now confirming about the breeds most affected, and what that means for their future companions.



