A heartbeat-like vibration can reduce the anxiety associated with public speaking

All those public speaking nerves could be about to be calmed by a new study's findings. In their paper The calming effect of a new wearable device during the anticipation of public speech, researchers tried out a new wearable piece of technology called the doppel, 'a wearable device that delivers heartbeat-like tactile stimulation on the wrist'.

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