Neuropsychologia
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Review Meta Analysis
Non-informative vision enhances tactile acuity: A systematic review and meta-analysis.
Individual experimental data suggest that visual input during tactile stimulation enhances tactile appreciation - whether this finding is replicated across studies and across body sites is unknown. ⋯ This review provides confirmatory evidence for a visual enhancement effect for tactile acuity for body parts where vision has a plausible functional linkage - further studies are required to elaborate on the mechanisms for multi-modal processing of sensory stimuli.