There are people says the senior are one those people who are not easily convince. That you needed to be sure that what you are saying are based on truth and that you have proven it is true. They maybe just thinking that in this life they had gone so many things in life, they have seen many things that happen and do happen again, that is why when you try to convince them they will tell you that they already know it.
But medical advice is not a simple thing, for senior the medical information is one of the most important thing that they must know and be sure to find the right information. Be sure that you had given them the medicare supplemental plans that you can give them. Have the service that can provide you and let them enroll in medicare part B or in the medicare part D. How about give them an advice to visit the site to know more information and details that they must know about the medical plans.