What is the reason for numbness of fingers in cold weather?

Condition analysis:

Looking at your situation, there are several possibilities to consider. One is that the peripheral circulation is not good because of the cold weather; the other is that Cerebrovascular problems

Guidance:

So it is recommended that you also need to observe yourself in the past few days. If it occurs again and there is numbness in your arm at the same time, consider it as a precursor to stroke. Yes, you should go to the hospital for infusion