Removing the Problem. The best way to get rid of a stuffy nose is to avoid tobacco and cigarette smoke no matter what. I know from personal experience that cigarette smoke will damage the lining of your sinuses and cause swelling in your sinus membranes, the chief cause of acute or chronic sinusitis.
The process in which several body systems work together to maintain the balanced environment is called homeostasis. The endocrine and nervous system work closely together to help maintain homeostasis. Examples of where they work together are thermoregulation and osmoregulation.
Pituitary Gland. The pituitary gland is one of the principal glands of the endocrine system. It releases at least nine hormones affecting a wide variety of body functions, including growth, reproduction, and levels of electrolytes and water in the body fluids. The pituitary sits near the center of the head, behind the nose and beneath the brain, just below the hypothalamus.