Why Veins Become VisibleVisible veins are often harmless, linked to aging, exercise, or low body fat. However, sudden or bulging veins can sometimes signal health problems. Chronic Venous Insufficiency & Varicose VeinsChronic venous insufficiency (CVI) occurs when vein valves weaken, causing blood to pool in the legs and making veins look enlarged or twisted. Varicose veins, a common condition, also create swollen, rope-like veins that may point to poor vein function. Deep Vein Thrombosis (DVT)DVT happens when a blood clot forms in a deep leg vein. While clots may not always be visible, blocked blood flow can make surface veins...
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