From Dr. Edward Bassingthwaighte-BVSc(Hons) What causes your dog itchiness? One of the biggest reasons is immune system dysregulation. There are several important predispositions that increase the chances of immune system dysregulation much higher. Predispositions to be aware of:- Poor / Fragile genetics Vaccinated (beware of over-vaccinating, always check titer history) Poor nutrition (only feed...