As with most pedigree breeds, there are certain hereditary conditions that can be a problem in the German Shepherd as well as other health issues that are more prevalent in this breed which need to be considered if you are thinking acquiring a GSD.
If you are buying a German Shepherd puppy it is important to ensure that you only purchase a healthy dog from a reputable breeder and a good idea would be to contact the breed council who should be able to provide you with a list of such breeders. Most reputable breeders dont need to advertise but if they do they tend not to use free papers or other general advertising media but will usually place their advert in a specialist dog magazine or paper. The Kennel Club will provide a list of breeders but this does not signify that they are reputable only that they register their puppies with the KC.
There are a number of common conditions seen in this breed, some of which have a better prognosis than others but all of which are expensive to treat so insure your German Shepherd Dog as soon as you get it.
Inherited conditions such as hip dysplasia are becoming more common largely because of irresponsible breeding so...