“…Both surgical and non-surgical options exist, but previous studies have stated the superiority of operative over conservative treatments in AS, leading to better healthrelated quality of life (HRQoL), pain, walking abilities, and radiological findings [6][7][8]. However, surgical options should be reserved to subjects with chronic back pain unresponsive to conservative treatment, neurological signs and those with high risk of curve progression [1,9,10]; relevant costs and complications should also be considered when surgical decisions are being made [11,12]. Attention should otherwise be directed towards conservative treatments when mild or moderate curves [13] are present, especially when subjects seek clinicians' help due to chronic symptoms and disability [14,15].…”