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.
Ductless glands are called endocrine glands. Glands receive signals from the brain to release useful fluids. Endocrine glands release hormones directly into the bloodstream. Hormones are the chemical messengers which facilitate the communication between the brain and the organs. As the nervous system uses nerves to send the required information, the glands in the human body use blood vessels as information channels. Here's an overview of the endocrine system.