Does back pain have you hunched over in discomfort? You are not alone. Approximately 80 percent of adults will experience back pain at some point in their lives. Chronic back pain is also the most common reason for people to call in sick to work. But there’s a new treatment for back pain that’s turning the traditional approach upside down. Quite literally. This treatment is known as inversion therapy, and while it’s not without its detractors...