Analgesia Is Enhanced by Providing Information regarding Good Outcomes Associated with an Odor: Placebo Effects in Aromatherapy?

<table>Description of the experimental procedures. The recording of respiration (1), measurement of pain and unpleasantness (2), and measurement of the perceived pleasantness of the lavender-odor or the no-odor (3) is illustrated.</table>

Evidence-Based Complementary and Alternative Medicine

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Figure 1

Figure 1: Analgesia Is Enhanced by Providing Information regarding Good Outcomes Associated with an Odor: Placebo Effects in Aromatherapy? 