Raynaud's phenomenon is a common but rarely discussed medical disorder where the blood vessels to the fingers and toes narrow when exposed to cold. The condition can also be triggered by anxiety or stress. There are two forms of Raynaud's and, while not a serious threat to your health, symptoms can be painful and difficult to live with.
So, who's at risk of Raynaud's, and how can it be managed? Click through this gallery for some cold comfort.