Abby: A service dog is a critical resource for handler

Service dogs are critical resources trained to perform specific tasks for their handlers, such as detecting dangerously high or low glucose levels. A reader shared insights with Dear Abby to clear up common confusion regarding what constitutes a service dog. The communication emphasizes the importance of understanding legal rights, specific training requirements, and proper etiquette to ensure these essential animals can effectively support their handlers in various public environments without unnecessary interference.