Some dog breeds carry a higher risk of breathing problems

The findings help quantify the negative health outcomes of breeding extreme body shapes

This dog, a French bulldog, has a nose that makes ithard to breathe

Smooshed “brachycephalic“ snouts such as those found in pugs and French bulldogs (shown) bring heightened risk of breathing problems. Scientists have quantified the severity across more than a dozen breeds.

Zhao Hui/Getty Images

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