Vomiting and Nausea (cont.)
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Vomiting and Nausea Causes
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Nausea and vomiting are controlled by the same parts of the brain that control involuntary bodily functions. Vomiting is actually a reflex triggered by a signal from the brain.
The signal to vomit can result from several stimuli such as smells, taste, various illnesses, emotions (such as fear), pain, injury, infection, food irritation, dizziness, motion, and other changes in the body, specifically these:
Nausea and vomiting are common side effects of some medications. Usually nausea is not an allergy (which is a severe reaction that can include skin rash or trouble breathing), but an unwanted side effect of the medicine. Some medicines such as those used in cancer treatment (chemotherapy) and strong pain killers are well known for causing nausea and vomiting.
The following are common causes of nausea and vomiting:
Bhupinder Anand, MD
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