Varicose veins is a condition in which there is enlargement of the veins and these veins become blue or red in color. The veins become swollen, twisted and bulged. They rise above the skin. The main cause of varicose veins is weakening of vein valves, which become damaged. Due to this, the blood flows backward. The blood is deposited in the veins and this causes enlarged veins. The risk of this condition increases due to hormonal changes, obesity, increasing age and lack of movement. Fair-skinned people have varicose veins in the cheeks and nose due to sun exposure. The following article will tell you about the symptoms, causes and treatment of varicose veins.