Placebo Conditioning by Means of Functional Magnetic Resonance Imaging

Lui et al. (2010) showed dynamic changes in prefrontal areas during placebo conditioning by means of functional magnetic resonance imaging. Brief laser heat stimuli delivered to one foot, either right or left, were preceded by different visual cues, signaling either painful stimuli alone, or painful stimuli accompanied by a sham analgesic procedure. Cues signaling the …