autospa writes: Are you desperate to take your video game performance to the next level – and willing to indulge in some high-risk behavior? Hint: you’ll need a 9-volt battery and a wet sponge! Researchers in New Mexico claim that a faint electric massage to the brain improved the performances of volunteers playing the war simulator games. The electric current was produced by a device running on a 9-volt battery and delivered to the volunteers via a moistened sponge applied to their right temple. Link to Original Source
I've never been canoeing before, but I imagine there must be just a few
simple heuristics you have to remember...
Yes, don't fall out, and don't hit rocks.