They are most often seen in the back of the calf or on the inside of the leg between the groin and the ankle. Often wearing clothing that is tight around the upper thighs Body positions that restrict lower leg blood flow for long periods of time. One example is sitting on an airplane, especially in the economy class section, on a long flight. Treatment Medical treatment is not required for most varicose veins unless problems result. These include a deep-vein blood clot or severe bleeding, which can be caused by injury to the vein.
Problems can occur without an injury, as well.
Walking is a good choice. It improves leg and vein strength. Keep your weight down. Don't stand for long periods of time. If you must do so, shift your weight from one leg to the other every few minutes.