The NTSB cited research that showed most drivers experience a decline in both cognitive and visual functions with a BAC of 0.05.

CNN: SHARE THIS

Dr Roi Cohen Kadosh, study author from the department of experimental psychology at the University of Oxford, said the noise stimulation group showed improvements in cognitive and brain functions compared with the control group.

BBC: Brain stimulation promises 'long-lasting' maths boost

The electroencephalograph picks up cognitive functions in 12 different regions of the brain, showing memory recall and the level of attention paid to visual and aural stimuli.

FORBES: Magazine Article