What could cause sudden nausea?

Answer by  Elizabeth1959 (87)

There are many possible causes of sudden nausea. The most common causes are associated with gastrointestinal distress related to food. If nausea persists, medical attention should be sought.

Answer by  jessikkkka (69)

There are many things that can cause sudden nausea, without any warning or obvious cause. It could be caused by food poisoning, since you body is trying to get rid of the bacteria. A common cause for sudden nausea is an infection. Another cause could be pregnancy, especially if the nausea occured in the morning hours.

Answer by  cattybratty (181)

Usually the flu comes on pretty quickly, but it could also be something you ate. Nausea caould also be a sign of pregnancy.

Answer by  jamieellison (1637)

You don't mention your gender, but if you are female and of child-bearing age, you could be pregnant. If that is not a possibility, it could be the stomach flu, food poisoning, influenza, migraines, or even a reaction to a perfume or other scent. Some people have very strong reactions to new odors.

Answer by  Che (425)

Sudden onset of nausea could be caused by several things. If you had recently eaten it could be food poisoning. It could also be a stomach virus or pregnancy.

Answer by  shijo (861)

Nausea is the state that precedes vomiting. The cause of nausea may be due to anastesia, Chemotherapy, Radiation, Food poisoining etc...