What Causes Dizziness, Nausea, and Vomiting During Pregnancy?

Aug 24, 2022 Source: Cainiu Health
Dr. Lv Aiming
Introduction
Dizziness and nausea during pregnancy may stem from various causes, including non-vestibular disorders and vestibular disorders. These include ocular dizziness, cervical dizziness, psychogenic dizziness, circulatory system diseases, hematologic disorders, and endocrine and metabolic disorders. Dizziness may also arise from internal medical conditions—such as hypertension, cardiac arrhythmias, and anemia—as well as environmental changes.

The entire process of human pregnancy is divided into three stages: early pregnancy, mid-pregnancy, and late pregnancy. Maintaining good prenatal care helps improve maternal health throughout gestation—including increasing folic acid intake, avoiding medications and alcohol, engaging in regular physical activity, and attending routine prenatal checkups. So, what causes dizziness, nausea, and vomiting during pregnancy?

What Causes Dizziness, Nausea, and Vomiting During Pregnancy?

Dizziness accompanied by nausea and vomiting during pregnancy may stem from either non-vestibular or vestibular system disorders. Non-vestibular causes include ocular vertigo, cervical vertigo, psychogenic vertigo, cardiovascular diseases, hematologic disorders, and endocrine or metabolic conditions. Vertigo originating from internal medical conditions—such as hypertension, arrhythmia, or anemia—may also occur. Additionally, dizziness can be triggered by environmental changes, excessive motion, sinusitis, upper respiratory infections, or drug toxicity. Vestibular-related dizziness falls into two categories: peripheral (e.g., benign paroxysmal positional vertigo [BPPV], labyrinthitis, vestibular neuritis) and central (e.g., cerebral ischemia, cerebral infarction, intracranial hemorrhage, encephalitis, brain tumors, or demyelinating diseases). Comprehensive evaluation and targeted treatment under specialist guidance are strongly recommended.

In daily life, pregnant women should incorporate foods with blood-nourishing properties—such as black fungus, animal liver, and lotus seeds—to replenish iron and support fetal development. To meet increased nutritional demands, many pregnant women resort to excessive or specialized supplementation. However, this approach is inappropriate; instead, emphasis should be placed on achieving balanced nutrition.

In everyday life, cultivating healthy lifestyle and dietary habits is essential. We hope this information proves helpful.

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