Neurofeedback is a technique that helps individuals learn how to regulate their brain activity. This process involves monitoring electrical impulses in the brain, which are signals in the brain. Brainwaves can be measured using a tool called an electroencephalogram. The EEG records the different types of brainwaves, such as α, https://s3.us-west-1.amazonaws.com/neurofeedback-therapy-equipment/heart-rate-variability-analysis-tools.html