Most people get it wrong on their first try: How many B’s are hidden in this image?

Most of us have sedentary jobs where we’re sitting in front of a desk all day. And once we do have some time off, it’s easy to end up on the couch or on a lounger in the sun.

We simply don’t move around enough. But an equally big problem is that technology has taken over our everyday lives. Soon we hardly need to think for ourselves, since computers and smartphones do most of our work for us.

That’s why it can be so invigorating to take a break from working or watching TV, and refresh your mind with a different kind of stimulation.