Question: dog breeds that are overbred?
Answer: Labrador Retriever. Hip dysplasia—a hip disease that can lead to crippling, lameness, or painful arthritis. ... 
Yorkshire Terrier. Bronchitis. ... 
German Shepherd. Hip dysplasia. ... 
Golden Retriever. Heart problems. ... 
Beagle. Hypothyroidism. ... 
Boxer. ... 
Dachshund. ... 
Poodle.