Varicose veins occur in the superficial veins in the legs. In contrast, deep veins lead to the vena cava, a large vein that transports blood to the heart. The blood in the veins of the legs works ...

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Varicose veins is a condition wherein tiny valves inside blood vessels don’t function well which eventually causes the blood to flow backwards. This causes them to swell. The condition usually affects ...

In a normal leg with no varicose veins, valves which regulate blood flow from the leg upwards to the heart function normally and do not allow reverse flow of the blood into the leg. In case of ...

Both varicose and spider veins result when valves designed to keep blood from running backward away from the heart and back down into the leg fail or become loose and flabby -- allowing backwash ...

In a normal leg with no varicose veins, valves which regulate blood flow from the leg upwards to the heart function normally and do not allow reverse flow of the blood into the leg. In case of ...

the vein may be left in place to continue circulating blood through other veins that still have valves that work well. Vein ligation and stripping is generally done on large varicose veins. It also ...

But when these valves become damaged and fail to open ... This leads to gradual enlargement of the veins causing varicose veins. Spider veins are extremely small vessels that become larger and ...

Source: Focus Medica. A condition in which the veins enlarge due to malfunction of their valves causing improper flow of blood, and pooling as a result. Veins have bivalved valves that help direct ...

Varicose veins are caused by damage to the valves in the legs that help the blood get back up to our hearts. But it turns out that this is a myth: there’s no evidence that crossing your legs has ...

but if these valves fail, blood can pool in the legs, causing the veins to swell and become painful. This condition can also lead to varicose veins, a problem many runners may dismiss as cosmetic ...

However, researchers did find an association between standing for more than two hours and a higher risk of orthostatic circulatory conditions like varicose veins and venous ulcers. For better ...