The Most Advanced New Workout Tools Get You Fitter by Flexing Your Brain

Everyone’s looking for an edge. That’s why we’ll freeze ourselves in cryotanks, sweat buckets in infrared saunas, and jolt our muscles with e-stim. Now, athletes are turning to neurotechnology devices (high-tech workout tools) that train the brain for a leg up over the competition—even if that competition is simply beating last month’s PR. Perhaps the most high profile (and certainly most expensive) example is the FitLight Trainer (From $1,499; fitlighttraining.com), a system of lights you mount on the wall or floor, which flash in accordance to a training program. You have a set amount of time to deactivate them with your hands, feet, head, or a piece of equipment. The lights record reaction time, helping athletes who need lightning-fast foot- and hand-eye coordination (think soccer and basketball players) improve their speed and agility.

That improvement isn’t due to simple repetition; it’s due to changes in the

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