Which health consideration is described as perhaps the most critical, non-obvious threat to a small dog's lifespan due to potential systemic impact?

Answer

Dental Disease

Dental disease is highlighted as critical because crowding in small mouths leads to severe plaque buildup, periodontal disease, and the potential for bacteria to enter the bloodstream and affect vital organs like the heart and kidneys.

Which health consideration is described as perhaps the most critical, non-obvious threat to a small dog's lifespan due to potential systemic impact?
animalDoglifespanbreedHavapoo