Hello,
There are a number of causes for muscle twitchings.It can be due to acid-base imbalance in the body,low
sodium,calcium and vit D deficiency,Alzheimer,r disease,muscle fasciculation syndrome(a disorder of the nervous system characterized by the uncontrolled twitching (fasciculation) of muscle groups in various parts of the body),ALS,chronic fatigue syndrome,hypoparathyroidism,spinal muscular atrophy or spinal neoplasms and spinocerebellar ataxia.Pls discuss these options with you doctor.