Diseases in Goldfish can be common, contageous to other goldfish, and sometimes fatal.
If the goldfish disease symptoms are seen early, and the correct goldfish disease treatment can be given quickly, most goldfish make a complete recover. Goldfish diseases diagnosis is an important part of the overall goldfish care. If you can't make a disease diagnosis see your local vert, or pet store.
While goldfish don't give disease to humans, like every other organism, goldfish can aquire them. Goldfish diseases cut short many goldfish lives because the owners did not know enough about goldfish diseases, how to diagnos these goldfish diseases, and finally how to deal with the goldfish disease treatment.