Laboratory tests include electroencephalogram EEG screening and brain imaging scans. These changes are observed by electroencephalogram (EEG) recordings which monitor brain activity. In recent times, biometrics based on brain (electroencephalogram) and heart (electrocardiogram) signals have emerged. EEG microstates are transient, patterned, quasi-stable states or patterns of an electroencephalogram. The electroencephalogram (EEG) is characteristic. These phenomena can be monitored and graphically documented by an electroencephalogram (EEG). To monitor brain activity during the same period, Libet used an electroencephalogram (EEG). Blood testing, imaging of the brain, or an electroencephalogram (EEG) is typically not needed. The normal electroencephalogram (EEG) varies by age. The implementation of Artificial Neural Networks(ANN) is presented for classification of electroencephalogram (EEG) signals. In 1924, Hans Berger succeeded in recording the first human electroencephalogram (EEG). Additionally an electroencephalogram (EEG) is generally not recommended. In 1924, Berger succeeded in recording the first human electroencephalogram (EEG). The electroencephalogram (EEG) in AS is usually abnormal, more so than clinically expected. A K-complex is a waveform that may be seen on an electroencephalogram (EEG).