President Donald J. Trump was diagnosed with a common condition known as chronic venous insufficiency following several weeks ...

Chronic venous insufficiency happens when veins in the legs can’t properly carry blood back to the heart, which can lead to blood pooling in the lower legs.

Chronic venous insufficiency explained after people noticed bruises on Donald Trump's hands as well as swollen ankles ...

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ABC News' Dr. Tara Narula explains the chronic condition affecting the veins in President Trump's legs, common in people of his age, and what it means for those with it.