Sample of individual results.

<p>Raw rates of keypress, recorded with 1 second precision, have been smoothed using a 3-second window. Black line indicates perceived movement to the left (extension) and the grey line, movement to the right (flexion). The vibration was switched off after 360 seconds and the participants were required to respond for a further 120 seconds. A. Results from Run 1. B. Results from Run 2.