Poodles

Several sizes exist. The miniatures are most common.
Standard poodles are great water and hunting dogs so sporting injuries can be quite common as well as degenerative joint disease as they age
Need frequent grooming
Toy and miniature poodles have a very high incidence of periodontal disease and tracheal collapse
Adenomas are benign skin growths and this breed commonly acquire them with age

Addison's disease and thyroid disease are common. Wellness blood testing can detect much earlier