I've been wondering this for a very long time, but haven't spoke to anyone about it since I'm pretty embarrassed of it. Ever since I was a child, I've rocked myself to sleep while listening to music. Often times I start daydreaming because of the movement, like rocking side to side while I lay in bed or in a recliner that rocks back and forth. Or when I'm in the car, my head will either bounce against the headrest or my body will rock side to side. 

As a kid, though (elementary…