National Geographic
From tingly legs to bulging veins, these warning signs may point to chronic venous insufficiency—a widespread circulatory issue doctors say is on the rise.
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This underdiagnosed vein disorder affects 4 in 10 Americans
Daryl Austin
09:24
From tingly legs to bulging veins, these warning signs may point to chronic venous insufficiency—a widespread circulatory issue doctors say is on the rise.
