Morning sickness | pathology | Britannica (original) (raw)

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cause of nausea

• In nausea
  …months of pregnancy is called morning sickness and usually occurs at breakfast time. It recurs daily for two or three weeks and then disappears without any treatment. Nausea may also arise from any of the causes of an abnormal lack of appetite—for example, shock, pain, intracranial pressure, badly fitting dentures,…
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treatment

• 
  In therapeutics: Nausea and vomiting
  …symptoms are referred to as morning sickness, although they can occur at any time of the day. They may be distressing, but they cause no adverse effect on the fetus. Drug therapy not only is unnecessary but should be avoided unless proved safe for the fetus. Treatment involves rest and…
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