Why Is Selective Dog Breeding Bad

Selective dog breeding is the the process of selectively breeding dogs with others even if the dog is in the same family as the others it called pure-breeding. This a very controversial thing. To people who don't know much about it they thing purebred are a vision of healthiness but , it is the opposite. They are in extremely bad health and “mutts” as they are called are are healthy. I think Selectively breeding dog is a bad thing. I also think it shouldn't be a done period.
Selective dog breeding is bad. Nearly all dog breeds have problems associated with them such as the bulldog which has the worst of it all. They have nearly every disease possible. They have extremely short life-spans the average being about 6 years. Another thing is the