### symptom:

Nausea
* Most nausea is controlled with medication.
* Some nausea affects food
  - is associated with the administration of potassium bromide
* Some nausea is caused by cancer chemotherapy
  - treatments
  - irritation
  - motion sickness
  * symptom, rather than an illness or disease. The causes for it very often are not in the stomach itself, but somewhere else in the body. Nausea is often caused by a stomach virus. Nausea is usually harmless, in the short term. Nausea can also occur during pregnancy, and is quite normal in that context
* associates with motion sickness
* can also occur during pregnancy , and is quite normal in that context
  - occur, and perhaps sensitivity to light and sound
  - be a sign of a harmless or a potentially serious medical condition
  - lead to loss of appetite
* caused by cancer treatment can affect the amount and kinds of food eaten.
* common complaint after surgery, and is generally controlled with antiemetics
  - feature of gall bladder problems
* common side effect of interferon therapy, especially within the first month of therapy
  - pain medications
* follows ingestion.
* good sign during pregnancy.
* has numerous causes.
* is accompanied by decreased mobility within the stomach
  - gastric stasis
  - also a symptom of PD itself
* is an early warning sign of stress on the liver
  - occasional complication that is minimized by taking the psoralen pills with food
  - books
  - controlled by a part of the nervous system that controls involuntary bodily functions
  - different from vomiting
  - disgust
  - having a headache with weakness, diarrhea, loss of appetite, and fatigue
  - illnesses
  - just one of the many signs of pregnancy
  - located in boats
  - low blood sugar, known as hypoglycemia
  - more common with migraine
* is often first symptom, with vomiting, abdominal cramps, diarrhea, and excessive salivation
  - worse on an empty stomach, and dry foods can relieve some of the discomfort
  - only one symptom of pregnancy
* is the feeling of sickness, usually occurring before the urge to vomit
* is the most common side effect of both drugs
  - symptom of motion sickness
  - sensation leading to the urge to vomit
* is usually the cause and excitement adds to the intensity of it
  - worse when the stomach is empty
* normally occurs in the first few months although it can last throughout pregnancy.
* possible side effect when combination pills are used.
* producing drug is paired with alcohol to create an aversion to drinking.
* really common side effect of naltrexone.
* responds well to dry, salty foods.
* seeks attention.
* seeks immediate attention
  - medical attention
* sensation that clinicians and researchers have found difficult to define and quantify.
* side effect of the dizziness that comes from the inner ear imbalance.
* tends to occur more frequently than vomiting.
* usually lasts only for the first few days after starting a medicine.
* very common side effect of narcotic pain pills.

Negative symptom
* affect someones interest, energy and emotional life.
* are capabilities that are lost from the person s personality
  - such things as social withdrawal, or lack of energy or initiative
  - the most insidious behavioral effects of schizophrenia
* describe apathy and social withdrawal.
* refer to the absence of normal function.

Neurological symptom
* can last a few days, several months, or years
  - precede hematological ones
* caused by domoic acid include confusion, memory loss and disorientation.
* occur in about one-fourth of persons with fibromyalgia.

### symptom | numbness:

Permanent numbness
* More permanent numbness is usually due to damage to the greater auricular nerve.
* does sometimes occur.

Orthopnea
* has several possible causes.
* particular type of shortness of breath that occurs when lying down flat.