Chronic back discomfort is a very common medical problem due to today’s working habits. Men and women of all ages complain about back pain. Long sitting hours, incorrect sitting posture, sedentary lifestyle, mental stress and sports injuries are key factors of back pain. Back pain is commonly ignored at first, https://www.diigo.com/item/note/b1gr9/29h6?k=7b686429c62fc27dd4d0644b8c1bebc3