Indicated in the treatment of venous insufficiency to relieve the feeling of heavy legs and varicose veins. Venous insufficiency is a chronic cardiovascular disease manifested by stagnation of blood in the veins of the lower limbs. Wearing compression socks daily relieves the main symptoms of venous insufficiency by exerting a decreasing pressure from the ankle to the calf which will then activate blood circulation and improve venous return. Gibaud Venactif Douceur socks can also be used as a preventive measure, to avoid venous disorders during pregnancy or in case of a long flight, for example.