Varicose veins: Causes, treatment, diagnosis, and prevention
Varicose veins - Symptoms and causes - Mayo Clinic Back to Health A-Z. Varicose veins are swollen and enlarged veins leg usually occur on the legs and feet. The symptoms are usually worse during varicose weather or if you've been standing up for long periods of time. They may improve when you walk around or if you rest and raise your legs. If you have varicose veins and veins don't cause you any discomfort, you may not need to visit your GP.