The symptoms could be due to compression of multiple
spinal nerves, Vit B12 deficiency, vitamin D
deficiency, anemia, vaso-vagal attack, low testosterone, lupus and other autoimmune disorders, heavy metal poisoning, multiple sclerosis, hypothyroidism, diabetes and panic attack. It can also be a type of seizure. If there is a headache then it can be benign intracranial hypertension too.