Generally, these canines live between 13 and 15 years. They are naturally healthy, which is a characteristic picked up from their Chi parents. Still, in order to have a healthy and long-living dog, you need to take into consideration its daily exercise needs as well as its feeding chart.  The ‘‘How heavy should my dog be’’ question will help you determine the proper Toxirn feeding chart, and help you develop a good daily routine for your canine.