The cold weather means many Brits will suffer from freezing
fingers or toes during the winter. But for some, the problem
extends beyond the usual numbness caused by the chilly climate.
Person touching feet with hands Pic: Getty  Raynaud's disease,
also known as Raynaud's phenomenon, is a common disorder in
which the small blood vessels in the body's extremities are
over-sensitive to changes in temperature. February is Raynaud's
Awareness Month, which aims to provide greater awareness and
understanding of the condition.  If you are blighted with
extreme numbness, pain or discomfort in your fingers and toes,
you could be a sufferer - here's what you need to know.  What
causes Raynaud's? Raynaud's occurs when the blood vessels go
into a temporary spasm that blocks the flow of blood. The
affected areas usually go white, before turning blue and then
red as the blood flow returns. The symptoms can be triggered by
cool weather or exposure to cold temperatures, and for some
people something as simple as getting food