How to diagnoses energy flow(診法)?

In traditional Oriental medicine, there are methods for determining a person's condition which are unique because they come from Oriental medicine theory, and are based on Yin and Yang and the Five Elements theories. These methods of diagnosis have been used for at least 3,000 years and possibly longer than 5,000 years. Mastering this method requires time, practice, consistency, focus and patience. The more familiar you are with Oriental Medicine, the better the diagnoses you will make.