How Back Pain Treated In Dirghayuh Hospital Back pain affects 60 percent of the population, making it a very serious illness that can affect everyone at any time of their lives. The good news is that it's usually not a serious problem, because it's usually exacerbated by mild muscle or ligament strain. It's best to get back to normal day life as soon as possible, if at all possible. Back pain affects 60 percent of the population, making it a very serious illness that can affect everyone at any time of their lives. The good news is that it is usually not serious.