A person may slur their words, speak in a more nasal voice, or have difficulty moving their eyes from side to side, for example.
When the nervous system is compromised by low B12 levels, it is because the body does not produce enough myelin.
The protective substance is used to transmit signals along the nerves, so without it, they become vulnerable to damage.
This sets the stage for peripheral neuropathy, a condition characterized by worsening burning and tingling sensations in the extremities of the body, where the nerves are most sensitive to sensory stimulation.
READ MORE: Spinal cord of 13-year-old boy ‘seriously damaged’ by severe vitamin B12 deficiency
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