Your heart rate rises on every inhale and falls on every exhale. At six breaths per minute this fluctuation reaches its peak — your autonomic nervous system synchronises. The corridor breathes at exactly this rate. Follow it with your breath.
The physiological effect — vagal nerve stimulation, increased heart rate variability — comes from your breath, not the screen. Six breaths per minute is the baroreflex resonance frequency. The screen keeps the pace. Your breath does the work.
The corridor is waiting. There is no hurry.