My fingers are involuntary but sometimes they flicker so much. What might be the reason. Symptoms of Hand Arm Vibration 147 Vibration White Finger Stock Photos, High Res Pictures, and Images Getty Images Hand Arm Vibration Syndrome Causes and Prevention NASP Is your finger shaking or vibrating? , This could be a sign of a nerve or muscle issue, and getting it checked early can make a big difference. , Call 786 615 9879 to book your evaluation, Spot these Signs of Hand Arm Vibration Syndrome