In each photo, Osmann and Zakharova are holding hands as they visit different cities ... This time around, they did something a lot more adventurous than indulging in wanderlust ...

The orbital frontal cortex, a region located above the eyes, lights up when you’re experiencing a welcome touch like hand-holding. This is the same space that responds to tasting something sweet ...

The married actor was caught holding hands with his "Palmer" costar last ... In this Sept. 23, 2017 file photo, Justin Timberlake performs at the Pilgrimage Music and Cultural Festival in Franklin ...