Your fingers tingle? It could be carpal tunnel syndrome
Your hand keeps going numb, your fingers tingle and sometimes even ache? Carpal tunnel syndrome might be the cause. Here's what's causing it and what can help. Karolin Krämer/dpa

It can happen while you're cycling, driving a car, speaking on the phone or working at a computer. It can also wake you up at night: Your fingers tingle or go numb, and they, your hand or wrist may ache. While it's normal for your hand to "fall asleep" on occasion, frequent such occurrences can be a sign of carpal tunnel syndrome (CTS). Here are three questions and their answers regarding this common nerve disorder: What's carpal tunnel syndrome? The carpal tunnel is a narrow passageway on the palm side of the wrist, bound by the carpal bones and traversed by nine flexor tendons and the median...