What most people overlooked was that despite seeming like a knownsolution, the geographic, economic, and cultural distance introduced a significant number of unknowns into the equation.
Although doctors have long known that a saline solution can help unclog sinuses, the practice has gotten a newfound popularity with the "neti pot, " a teapot-shaped container that flushes a saline solution through the nose --in one nostril and out the other, taking with it mucus and rinsing away irritants.