Just as a map of your city shows the streets and buildings, a map of your cells would show the different types of cells and how they are arranged. This map is a valuable tool for diagnosing and treating diseases.For example, if you had a skin rash, your doctor could look at the map of your cells to see if there was an abnormal concentration of a certain type of cell to diagnose the cause of the rash and find the best treatment. Similarly, if you had cancer, your doctor could see where the cancerous cells were located and how they were arranged. This would help them to plan the best treatment for you.The cell map could also be used to develop new drugs and personalized medicine. In the future, this technology could even be used to detect diseases before they start, making it possible to prevent them altogether.