Varicose veins form when the valves in your veins stop working efficiently. It can be painful, however, there are certain ...

Spider veins tend to be small surface veins that do not cause pain and are often more of a cosmetic concern than a health issue. Varicose veins tend to be larger — and they may be characterized by ...

It happens when your leg veins become damaged and can't work as they should, according to the Cleveland clinic.