If you have a permanent disability you can withdraw from your 401k early and get the money you need. Youâll have to provide a disability letter to your 401k custodian so that they will not hit you with the 10% penalty. You read more about 401k hardship withdrawal rules in another post.
Vitamin B1 deficiency often leads to a condition known as beriberi, which can cause several neurological symptoms, including tremors. Additional symptoms of beriberi include nerve damage, muscle weakness or pain, and numbness in the hands, feet, arms or legs.
More serious medical causes for twitches include low blood calcium levels, hypoglycemia, vitamin B1 deficiency, magnesium deficiency, kidney disease, rabies and poisoning from medication, plants or other toxic substances. Tremors can also accompany seizures and trauma.