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Take the Raynaud’s Quiz

For some people, cold weather brings more than just cold fingers and toes. Chilly temperatures can turn those extremities white or even blue with cold. The condition is called Raynaud's phenomenon. To learn more about this disorder, try your hand at this quiz, based on information from the National Heart, Lung, and Blood Institute.

1. For people with Raynaud's phenomenon, their fingers and toes turn white because of a lack of iron.
2. If you have Raynaud's phenomenon, you will know it because of the pain or tingling in your fingers and toes.
3. Raynaud's phenomenon only occurs when your body overreacts to cold temperatures.
4. Stress can also trigger an attack of Raynaud's phenomenon.
5. Raynaud's phenomenon affects mostly women older than 50.
6. Of the two forms of Raynaud's, the primary form is the more serious.
7. Lupus and rheumatoid arthritis are two illnesses that can cause secondary Raynaud's phenomenon.
8. People with Raynaud's should avoid going outdoors in cold weather.
9. People with Raynaud's should wear mittens when removing items from the refrigerator or freezer.
10. It's possible to avoid attacks by learning biofeedback techniques.