The Scientific World Journal / 2014 / Article / Fig 8

Research Article

Induced Effects of Transcranial Magnetic Stimulation on the Autonomic Nervous System and the Cardiac Rhythm

Figure 8

Power spectrum. Note: sampling rate of the ECG was 1 Hz, so the frequency spectrum was plotted until 0.5 HZ (Nyquist frequency criteria). There is an increment of the power around 0.05 and 0.1 Hz during the stimulation using 10 Hz and 5 repetitions.