Uncontrolled movements of handsHand or foot spasms Hand tremor are called tremor. TremorsEssential tremor Familial tremor Hand tremor Tremor are caused by various factorsFactor ix complex - Too much coffee or other caffeinated drinks, Excessive alcohol consumption, Stress, anxiety, or fatigue, NormalNormal saline flush aging, drugs and prescription medicines, Low blood sugar
, Parkinson's disease, Multiple sclerosis
,Stroke, Brain tumor
and many other causes.