It was designed specifically to help people with mild traumatic brain injury, or injuries caused by bumps or blows to the head that affect the brain but aren't life-threatening.

The game is an assessment tool as well as an intervention tool. On the assessment side, "The Treasure of Bell Island" gathers players' scores and other data and draws conclusions about their brain health. On the intervention side, it can also help players recover.

"[After] someone is initially injured, there is a period where we want the brain to be quiet ... [where] we don't want them to watch TV, play video games or read, " said Sheryl Flynn, Blue Marble's CEO and a former physical therapist.  After that period, some patients can begin returning to normal activities.