A disease that often develops in athletes Lower limb varicose veins disease is a pathology in which superficial veins dilate and their valve apparatuses stop working adequately. They hold the reverse flow of venous blood less well, due to which it stagnates in the legs. But why do athletes develop varicose veins? Sports are good and beneficial🤔 Well, in the context of varicose veins, it's not that simple. Varicose veins develop in athletes due to high physical loads on the legs, and especially due to jumping - the strong impact load from the landing has a bad effect on the veins.