“Weightless” was written by the UK band Marconi Union in 2012 specifically to reduce anxiety, blood pressure and heart rate. They incorporated scientific theory to unlock the “world’s most relaxing song”, working with sound therapists during the recording process in a similar way to a music composer and filmmaker.
https://www.independent.co.uk/arts-entertainment/music/news/relaxing-song-best-weightless-marconi-union-youtube-surgery-anxiety-a9011971.html
