Neurofeedback is a type of biofeedbackthat helps you train your brain by monitoring your brainwaves and giving you real-time feedback.
This feedback is provided through visual signals or to audio, allowing you to train and regulate yourbrain activity. It helps to rewire brain wave activity through positive reinforcement.
This method that trains your brain to perform at its best, improve focus and cognitive performance by addressing the root cause: brain function.More at Wikipedia.