Prevalence rates grew by 17% globally between 2005 and 2015 (Hurwitz 2018). A first episode of low back pain occurring within a year is estimated to occur between 6.3% and 15.4% of the time, with estimates for the incidence of any episode occurring within a year as high as 36%. In the general population, low back pain is thought to affect 23.2% of people within … Continue reading Problems with back pain: Natural history and disability.