Memory, sharpness, focus—these are words you might associate with brain fitness. But a better mood might not be the first thing that comes to mind.

It makes sense, though. Our exercises are designed to help the brain produce dopamine and other brain chemicals that help people feel alert, rewarded, and upbeat. And the self-confidence that comes through faster thinking, sharper focus, and better memory can result in a more positive mood. The result: users feel good.