Definition of meta-analysis : a quantitative statistical analysis of several separate but similar experiments or studies in order to test the pooled data for statistical significance new!
Hand numbness while sleeping has a variety of causes, including sleeping position, carpal tunnel syndrome and diabetes, according to WebMD. Other possible causes include vitamin deficiencies, alcoholism, infections and injuries.
Quick Answer. Some of the causes of tingling in the left arm and hand or both arms and hands, include diabetes, nerve entrapment syndromes, systemic diseases and vitamin deficiencies, according to WebMD. Other causes include alcoholism, toxins, infections and injury.