Venous insufficiency is a common health problem that affects millions of people worldwide. It results from a dysfunction of the circulatory system, which leads to an obstructed outflow of blood from the lower limbs. The main symptoms are swelling, a feeling of heaviness in the legs, fatigue and the appearance of varicose veins. Neglecting to treat venous insufficiency can lead to serious complications such as venous ulcers and thrombosis. In this article, we take a look at how to deal with the problem, outlining various treatment methods, prevention and lifestyle changes that can bring relief and improve quality of life.