“BRAIN training” – or “neuropriming”, as it’s also called – has become the focus of a growing number of athletes.
Neuropriming has been found in one study to improve an athlete’s explosiveness
Several members of the American track and field team for Rio are among those who used the high tech headphone device Halo Sport, which works by stimulating the brain during training and sending pulses of energy that are meant to prime the athlete’s brain.