In Northern Europe, smaller Spitz were eventually developed into the various German Spitz breeds. European immigrants brought their Spitz pets with them to the United States, especially New York, in the early 1900s, 'all of them descended from the larger German Spitz, the Keeshond, the white Pomeranian, and the Italian Spitz, the Volpino Italiano. None of these problems are common and the breed is generally very healthy. In addition to the rarer problems mentioned, the breed can have a tendency towards allergies and most commonly, tear-staining. This breed also is known in some cases to have dental issues.