Fig. 6
From: EEG oscillations reveal neuroplastic changes in pain processing associated with long-term meditation

Time–frequency (TF) plots of the pre-stimulus total power for (A) slow-frequency and (B) fast-frequency bands of short-term (STM) and long-term meditators (LTM) at representative electrodes P6 and CP4. Difference TF plots (STM-LTM) are presented on the right. Stimulus occurrence at 0 ms.