There are many acupuncture points behind the ear, the more commonly used ones are the cataract point and the anemone point, especially the cataract point is of great clinical use. It is located just below the anterior aspect of the mastoid process behind the ear, in the depression at the lower edge of the back of the flat earlobe. The cataract point can be used to treat diseases such as deafness, tinnitus, toothache, joint pain in the oral cavity, facial nerve paralysis, and so on. Self-massage of the cataract points is very effective in removing undesirable facial wrinkles. The cataract points can be rubbed and needled in clinical practice, and are best applied under the guidance of a physician. In clinical practice, cataract points are often used in conjunction with other acupuncture points to achieve better therapeutic results.