%0 Journal Article %T Singing as a rehabilitation method from the viewpoint of Avicenna (980¨C1037 AD) %A Narjes Gorji %A Reihaneh Moeini %J Archive of "NPJ Primary Care Respiratory Medicine". %D 2017 %R 10.1038/s41533-017-0021-2 %X We read with great interest your published article entitled ¡°singing for Lung Health: a systematic review of the literature and consensus statement¡± that explained the effect of singing on lung function.1 In the background, authors pointed to singing therapy as a novel approach for respiratory disease treatment;1 but it must be said there is already some evidence of this discovery found many centuries ago. %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5434776/