ToolBox Talk #42: HAND ARM VIBRATION SYNDROME (HAVS) As the majority of our operations involves working with our hands in some capacity whether it is hitting a hammer, using power tools, Vibration white finger (VWF): Definition, symptoms, and treatment My fingers are involuntary but sometimes they flicker so much. What might be the reason. Why Do My Fingers Twitch? Common Causes, Treatments, and When to Seek Medical Help : r RSI From fingers to toes, wearable and vibrating technology could help Parkinson's patients 147 Vibration White Finger Stock Photos, High Res Pictures, and Images Getty Images