Before she retired, my Mom used to be a nurse. She typically would always keep around a few current medical books describing diseases and other books listing prescription drugs and their uses. While these sorts of books can make for rather dry reading, they can also be extremely interesting to thumb through from time to time. They can be particularly useful if you need to look something up.
The need to have printed reference books such as these has been rapidly fading over the past few years. A useful and interesting smartphone app to have installed on your Android phone is called “iTriage.” It contains an extensive list of medical symptoms, diseases, and treatments along with the ability to help find medical treatments and practitioners.
The iTriage app contains an extensive list of diseases and their related symptoms and treatment. Coming at it from the other direction, iTriage also contains an extensive list of symptoms and causes.
Mom may find herself wanting a smartphone.