Has anyone ever caught a bouncing basketball before it flies away, or grabbed a drink can teetering off the table just in time? Your reaction time test determine those split-second grabs. Just as eye-opening, measuring it may be rather fun.

The traditional ruler drop game could have a ring tolling effect. Hold your hand ready, fix your gaze on a hung ruler, then see how high you might grab when it falls. It’s surprisingly competitive; I once watched a set of brothers create a season’s worth of scoreboard based on their level of intensity. Simple on the surface, but every catch reveals your quickness.

Technology has livened the conventional wisdom. Many apps and web games do a fast test whereby a key or tap the screen right as a shape flashes or clicks when a sound bursts. You fix your gaze, waiting You might be caught dozing at times or behave like a superhero other times. Gamers practice with great wild passion for this. These tests are used by some pilots, race car drivers, even soccer goalies since a slow reaction could cost more than just points.

Still, don’t believe it’s entirely within your genes or something you were born into. Talk about moving across molasses; try going a night without sleep and see how your reflexes slow to a crawl. Then there is caffeine; occasionally it helps and occasionally you leap the gun. Nobody has seen it happen, but my uncle swears his greatest times follow his second cup of coffee.

There are many of unusual tactics available. One buddy yells it’s training as she throws grapes in the air and tries to grab them in her mouth. Some people swear by clapping along with fast music. Playing fast-paced rhythm games, bouncing a ball on a wall, or challenging someone across the dining table—all of which involve laughter is always beneficial. Improving your own score or at least not finishing last among your pals brings delight.

You might never approach professional player speeds—I know I won’t. However, you could find yourself the one saving a phone from breaking or stealing the first slice of cake. And really, who wouldn’t want rights for bragging?