What Causes Raynauds Phenomenon

Exposure to cold, such as putting your hands in cold water, taking something from a freezer or being in cold air, is the most likely trigger. For some people, emotional stress can trigger an episode.

What is the main cause of Raynaud's disease?

Exposure to cold, such as putting your hands in cold water, taking something from a freezer or being in cold air, is the most likely trigger. For some people, emotional stress can trigger an episode.

What deficiency causes Raynaud's?

Abnormalities of magnesium metabolism have been reported in people with Raynaud’s disease. Symptoms similar to those seen with Raynaud’s disease occur in people with magnesium deficiency, probably because a deficiency of this mineral results in spasm of blood vessels.

James H. Sterling

James H. Sterling

Environmental Science & Climate Journalist

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.

Share this article
Twitter Facebook Pinterest