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.
The pineal gland is composed of cells called pinealocytes and cells of the nervous system called glial cells. The pineal gland connects the endocrine system with the nervous system in that it converts nerve signals from the sympathetic system of the peripheral nervous system into hormone signals.