Downloadable computer software for operating and managing computer network interface devices connected to and controlled by biopotential sensors that monitor and capture the body's electrical signals; Personal electronic devices, namely, smart watches, smart bracelets, and smart wristbands with pre-installed and embedded neurological signal recognition software used to gauge mental focus, cognitive performance, reaction time, blood alcohol content, drowsiness, muscle fatigue, neuromuscular degradation, and neuromuscular recovery, which transmit data to personal digital assistants, smart phones, and personal computers through Internet websites and other computer and electronic communication networks; Wearable electronic devices, namely, smart watches, smart bracelets, and smart wristbands containing biopotential sensors and neurological signal recognition software for measuring, collecting, and transmitting biometric data to electronic devices, namely, personal digital assistants, smart phones, and personal computers to generate neurological insights; Wearable electronic devices, namely, smart watches, smart bracelets, and smart wristbands with pre-installed and embedded neurological signal recognition software used to gauge mental focus, cognitive performance, reaction time, blood alcohol content, drowsiness, muscle fatigue, neuromuscular degradation, and neuromuscular recovery, which transmit data to personal digital assistants, smart phones, and personal computers through Internet websites and other computer and electronic communication networks; Wearable sensor system, comprised of smart sleeves, smart watches, smart bracelets, and smart wristbands, for collecting and transmitting biometric data to an electronic device