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That sharp scent is often a sign of sulfur, a mineral that plays a vital role in human biology

10.1016/j.stemcr.2019.08.006 Stem Cell Rep

[DOI] [PubMed] [Google Scholar] 25.Sikiric P., Rucman R., Turkovic B., Sever M., Klicek R., Radic B., Drmic D., Stupnisek M., Misic M., Vuletic L.B., et al

Neurologic manifestations are caused by progressive demyelination and can include peripheral neuropathy, areflexia, and the loss of proprioception and vibratory sense

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Acute Vagus Nerve Stimulation Enhances Reversal Learning in Rats. Neurobiology of Learning and Memory 184: 107498
