What is Cloud (Computing)

There have been more and more people who will live longer year by year. This phenomenon will become a global expansion in the number of highly aged people. It is said that the highly aged people will be likely to get a sudden bodily worse condition after the age of 75-80 in Japan. (This phenomenon may be also said for all of human) After the bodily worse conditions, all that they can do at present is to see a doctor, which is not so easy matter for those highly aged people. Because it is very difficult to find out a proper medical doctor with an appropriate atmosphere (; easy access, not much burden, proper medical treatment, after care, etc.) for an individual highly aged person. So, in this chapter, try to find out what can be done by using the present high technologies of “After Cloud; including AI, VR, and AR” in order not to cause more and further troubles for those highly aged people.