The Hegu point belongs to the Yangming Large Intestine meridian and has many clinical functions. Stimulation by rubbing, puncturing, or moxibustion has very good effects. It has a series of effects such as calming and relieving pain, clearing heat and relieving symptoms, draining wind, clearing lung qi, and lowering the stomach and intestines. The clinical application of the Hegu point is also very effective in the treatment of related diseases. For example, it can treat swollen and painful gums, crooked eyes and mouth, remove fire from the Hegu point, treat paralysis after a stroke, and pain in the upper limbs. It is also effective in treating dysmenorrhea, menstrual disorders, and related gynecological disorders in women through the use of the Hegu point and other acupuncture points.