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.
Hand numbness can also be caused by carpal tunnel syndrome, the compression of the median nerve traveling to the arms, hands, or fingers. Carpal tunnel syndrome symptoms are tingling, burning, weakness, or sometimes sharp pain.