Chronic venous insufficiency is a common condition that can make blood pool or collect in your lower legs. Here's what to ...

NBC News medical contributor Dr. John Torres explains simple strategies that can help alleviate symptoms of chronic venous ...

What Is Chronic Venous Insufficiency? President Donald Trump, now 79, has been diagnosed with chronic venous insufficiency (CVI)—a condition where the veins in the legs struggle to return blood back ...