Effects of a four-week group class created for dogs at least eight years of age on the development and progression of signs of cognitive dysfunction syndrome.

Objective: To assess the effects of a 4-week group class specifically created for dogs ≥ 8 years old (senior dogs) on the development and progression of signs consistent with cognitive dysfunction syndrome (CDS).

Animals: 86 dogs with or without signs of CDS at the time of study enrollment.

Procedures: Dog owners completed a proprietary CDS survey at baseline and then 3, 6, and 12 months after completion of the baseline survey.