Acupressure: A type of massage in which finger pressure on specific body sites is used to promote healing, relieve fatigue, etc. Although the anatomical locations are the same as the ACUPUNCTURE POINTS used in ACUPUNCTURE THERAPY (hence acu-), no needle or other acupuncture technique is employed in acupressure. (From Random House Unabridged Dictionary, 2d ed). Shiatsu is a modern outgrowth that focuses more on prevention than healing.Acupuncture Points: Designated locations along nerves or organ meridians for inserting acupuncture needles.Sexology: This discipline concerns the study of SEXUALITY, and the application of sexual knowledge such as sexual attitudes, psychology, and SEXUAL BEHAVIOR. Scope of application generally includes educational (SEX EDUCATION), clinical (SEX COUNSELING), and other settings.Dysmenorrhea: Painful menstruation.Wrist: The region of the upper limb between the metacarpus and the FOREARM.Nausea: An unpleasant sensation in the stomach usually accompanied by the urge to vomit. Common causes are early pregnancy, sea and motion sickness, emotional stress, intense pain, food poisoning, and various enteroviruses.Vomiting: The forcible expulsion of the contents of the STOMACH through the MOUTH.Acupuncture, Ear: Acupuncture therapy by inserting needles in the ear. It is used to control pain and for treating various ailments.Antiemetics: Drugs used to prevent NAUSEA or VOMITING.Postoperative Nausea and Vomiting: Emesis and queasiness occurring after anesthesia.Metoclopramide: A dopamine D2 antagonist that is used as an antiemetic.Clinical Medicine: The study and practice of medicine by direct examination of the patient.Placebo Effect: An effect usually, but not necessarily, beneficial that is attributable to an expectation that the regimen will have an effect, i.e., the effect is due to the power of suggestion.