Thermal Grill Illusion Shows How Clenching Your Hand Cools Pain

If you get an injury, you might clench your hand.  It turns out there is a brain-related reason for that,  namely a somatosensory body one.   Perception and multisensory interactions at the spinal level. A new report in Current Biology says 'self-touch', like hand clenching, offers significant relief for acute pain under experimental conditions and they used the Thermal Grill Illusion to show it. read more

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