Long COVID may cause loss of nerve signals controlling stomach lining, showing autonomic nervous system problems

Dysautonomia is increasingly recognized as a key feature of Long-COVID-19.

• Reduced vagal activity may indicate structural damage to autonomic fibers in Long-COVID-19 patients.
• Dysautonomic symptoms could contribute to ongoing gastrointestinal and systemic issues.
• Impaired cholinergic innervation of the gastric mucosa is hypothesized to be linked to dysautonomic manifestations.

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