Yet another sign on the face is a thin blue ... blood vessels break off and obstruct the vein supplying blood to the retina, ...
Having cold feet and hands during winter is pretty common. While temperature is one of the factors, it is not the only one.
The old saying “cold hands, warm heart” may ... or even emotional stress can make blood vessels temporarily collapse. Fingers can turn white, blue, or red in even mildly cold situations ...