4 Amazing Psychological Experiments

Piano Stairs

This Fun Theory  proves that fun is the best way to get people to change their ways.

Piano effect

In the experiment, musical piano was set up over steps on the Sweden subway station staircase at Stockholm, to see if more people would be more willing to choose the healthier option and take the stairs instead of the escalator. That day, 66 percent more people took the stairs than usual. Proving that people’s behavior can be changed via some fun activities.

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