Fingertips that feel tender or numb after being exposed to chilly temperatures may point to Raynaud's disease. It caused when the smaller arteries that supply blood to your skin become narrow thus, limiting blood circulation to affected areas. Reports have shown that women are more affected whith this condition and appear to be more common in people who live in colder climated. Symptoms of which may include cold fingers or toes, color changes in the skin in response to cold or stress, and numb, prickly feeling or stinging pain upon warming or stress relief. According to research or other evidence, the following self-care steps may be helpful.