It's early evening on any given day, Amy grabs her phone and checks if there are new messages.

Almost a half-hour later, Amy has checked her device eight times.

An hour has passed. Amy has checked her phone 17 times, twice in a row.

For many of us, checking our phones has probably become an unconscious reflex, similar to breathing or blinking. And like Amy, a composite character who illustrates usual patterns of phone usage, we are interacting with our phones a high number of times.