Neurological symptoms after COVID-19 vaccination is complicated. – Scientific Inquirer

https://scientificinquirer.com/2021/04/13/neurological-symptoms-after-covid-19-vaccination-is-complicated/

In a JAMA Neurology Viewpoint, the authors explain that the COVID-19 vaccine may precipitate the development of functional neurological disorder (FND), a neuropsychiatric disorder with symptoms such as limb weakness, gait problems, jerky movements, tremor and facial spasms. “The spread of these videos could fuel vaccine hesitancy by giving an overly simplistic impression of potential links between the vaccine and major neurological symptoms,” says Perez, the piece’s senior author. “Instead, these are symptoms of a real, brain-based disorder that sits at the intersection of neurology and psychiatry.”

FND is a disruption in the brain’s normal mechanisms for controlling the body and can be triggered by physical or emotional events, including head injury, a medical or surgical procedure, and vaccinations. “Some people with FND have a heightened awareness of their body and increased state of arousal and threat, which may hijack normal neural networks controlling voluntary movements,” says Perez. “FND teaches us quite a bit about the complexities of the human brain.”…

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