If you walk and talk with someone, eventually you will synchronize your steps with each other.

If you walk and talk with someone, eventually you will synchronize your steps with each other.

Interpersonal synchronization of stepping happens when people walk side-by-side. Little is known about this, but it has practical uses in therapy. In 2009, this phenomenon was the subject of a study to help impaired people in rehabilitation. Subjects were paired together to walk on treadmills side-by-side. The result? People started walking faster to keep up with their partners.

Plus, as OK GO has demonstrated, it can be awesome.