Musica Relax Natura Youtube The works of geniuses like Puccini, however, are certainly not the only relaxing music. Even the upbeat songs of ABBA have benefits which include managing cortisol amounts. Dr. Daniel Levitin, of McGill College in Canada, and colleagues talk about this concept inside a 2013 critique, citing https://www.youtube.com/watch?v=BkaFW11OGEs