Using a 3D virtual reality headset, neuroscientists at the Karolinska
Institute in Stockholm gave participants the sensation that they were
invisible, and then examined the psychological effects of apparent
But perhaps more interesting was the effect invisibility appears to have on social anxiety.
In the study, the scientists sought to create a socially stressful situation by having the volunteers stand in front of an audience of “serious-looking” strangers. The participant who had first been rendered “invisible,” reported lower stress levels and showed slower heart rates than their “visible” counterparts.