A vet check - up is always a must when you notice changes in your dog's behavior and can not find a plausible explanation for it. (pethelpful.com)
If you stick to the training plan and make sure that everyone in your household is consistent, you will see changes in your dog's behavior. (happypackDC.com)
As a result, we did not have to cut down on the quantity of food — their bowls are as full as always — but we have noticed positive changes in both dogs. (thedrakecenter.com)