Listen to Improve Mood & Relax Level online. Improve Mood & Relax Level is an Instrumental language song and is sung by Massage Music. Improve Mood & Relax Level, from the album Deep Relaxation Bath Salt Music - Restorative Sleep-Inducing Instrumental Music, was released in the year 2021. The duration of the song is 5:33. Download Instrumental songs online from JioSaavn.