The parasympathetic nervous system (PNS) is part of what's called the autonomic nervous system. The PNS generally decreases physiological arousal. The other piece of the autonomic nervous system, the sympathetic nervous system (SNS), which we discuss in another section, increases physiological arousal.Between them, they handle the general housekeeping of the body and do so fairly automatically.he other piece of the autonomic nervous system, the sympathetic nervous system (SNS), which we discuss in another section, increases physiological arousal. Between them, they handle the general housekeeping of the body and do so fairly automatically.
Anywhere from 600,000 to a million people contract shingles in the U.S. each year. Twenty percent of shingles patients experience postherpetic neuralgia â persistent nerve pain. Shingles is a skin rash caused by the same virus that causes chickenpox.
Pain is usually the first symptom of shingles. For some, it can be intense. Depending on the location of the pain, it can sometimes be mistaken for a symptom of problems affecting the heart, lungs or kidneys. Some people experience shingles pain without ever developing the rash.Most commonly, the shingles rash develops as a stripe of blisters that wraps around either the left or right side of your torso. Sometimes the shingles rash occurs around one eye or on one side of the neck or face.hen to see a doctor. Contact your doctor promptly if you suspect shingles, but especially in the following situations: 1  The pain and rash occur near an eye. 2  If left untreated, this infection can lead to permanent eye damage.