Responsible dog breeding practices that prioritize health, temperament, and welfare can significantly reduce the burden of inherited disease in companion dogs.
Responsible breeding matters because the welfare outcomes of dogs begin before birth, determined by the genetic and developmental decisions made by breeders. Health testing before breeding prevents the transmission of painful, debilitating conditions to offspring who will live with them for life. The welfare case against extreme brachycephaly is particularly clear — selecting dogs whose skull shape prevents normal breathing, who cannot cool themselves effectively, and who frequently require surgical intervention simply to breathe, represents breeding for human aesthetic preference at direct welfare cost to the animal. Reform requires both consumer education and breed standards that prioritize health over appearance extremes.