Plenty of saline drains into every nook and cranny of your sinuses, and when you stand straight up, it drains out with most of the infected snot and pus. During
the first treatment, you will see. After several treatments, your sinuses will resume their normal function, and you will be able to breathe freely through your nose.
If you want to know what causes sinusitis, and why
the saline solution works, go to Part II of this journal.