A ring such as a wedding or engagement ring is a common focus of<unk> . Shaking a pen while thinking is a common way of<unk> .<unk>  is the act of moving about restlessly in a way that is not (socially recognized as) essential to ongoing tasks or events.<unk>  may involve playing with one's fingers, hair, or personal objects (e.g. glasses, pens or items of clothing).<unk>  is commonly used as a label for unexplained or subconscious activities and postural movements that people perform while seated. A common act of<unk>  is to bounce one's leg repeatedly. Rings are another common focus of<unk> ; variations include ring spinning, twirling or rolling along a table. Classrooms are sites of<unk> , and traditionally teachers and students have viewed<unk>  as a sign of diminished attention, which is summarized by the statement, “Concentration of consciousness, and concentration of movements; diffusion of ideas and diffusion of movements go together.”
Fidgeting
Food craving
Fear of trains
Fear of flying
Excessive daytime sleepiness
Snatiation
Sleepwalking
Sundowning