COHERENCE

Pre-recorded compact discs (CDs), digital video discs (DVDs), multimedia software, downloadable audio and audio-visual files (;MP3, ;WAM, ;WAV, ;RM and ;WMV files), and audio-visual instruments in the nature of miniature handheld and pocket-held devices providing audible and visual cues for the purpose of synchronizing the breathing cycle for the purpose of achieving optimal autonomic nervous system balance