While growing, we see some of the popping nerves (Varicose vein) which makes a bulge just below the surface. They look like they are just beneath the skin , most commonly in legs and feet. These Varicose vein occurs when the valves preventing backflow of blood in veins are damaged or weak with age or any underlying medical condition. Due to these pop up of nerves people get confuse whether it is a matter of concern or not and do they need to call the doctor or visit the hospital.