Both individuals in these case studies experienced new-onset dizziness without other common COVID-19 symptoms like cough or fever. Two case studies, one from April and one from July of 2020, have reported dizziness as one of the only initial symptoms of COVID-19. Additionally, another April 2020 report mentioned dizziness as a common symptom at the onset of illness. The April 2020 report mentioned above noted that most neurological symptoms like dizziness presented early. However, some indicate that dizziness may happen as an earlier symptom of COVID-19. Reports characterizing dizziness during COVID-19 are still relatively limited. When does dizziness typically occur with COVID-19? injury related to increased blood clotting (hypercoagulopathy).damage to nerve tissue from reduced oxygen (hypoxia).direct viral infection of nerve tissues.
the effects of inflammation from the infection.Although a lot is still unknown about why COVID-19 causes these symptoms, some potential mechanisms include: However, this may not be the only way COVID-19 causes dizziness or vertigo. In fact, some case reports, like one from 2020 and one from 2021, have described vestibular neuritis during or shortly after COVID-19. Vestibular neuritis happens when an infection causes inflammation of the nerve that connects the inner ear to the brain. One such condition is vestibular neuritis. It’s known that some types of viral infections can impact the inner ear, leading to conditions that cause dizziness or vertigo. Your inner ear is important for helping you maintain your balance and equilibrium. Some of these causes involve problems with the inner ear. Generally speaking, dizziness and vertigo can have a variety of causes. With vertigo, you typically experience a spinning or tipping sensation. While often used interchangeably with dizziness, vertigo refers to a unique sensation where you feel as if you or your surroundings are moving. If you feel dizzy, you may have trouble staying balanced or may stagger when you walk. Dizziness is a feeling of being off-balance or unsteady. Before we discuss how dizziness and vertigo are related to COVID-19, let’s describe what both of these symptoms feel like and how they differ.
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