What Is Venous Insufficiency? Venous insufficiency is a condition that affects the veins in your legs, making it harder for blood to return to the heart. Normally, veins have tiny valves that keep blood flowing in the right direction. In venous insufficiency, these valves are weak or damaged, so blood can pool in the legs…
What Is Atrial Fibrillation (AFib)? Atrial fibrillation, or AFib, is a common type of irregular heartbeat. It happens when the upper chambers of the heart (called the atria) beat out of sync with the lower chambers (the ventricles). Instead of a steady, regular rhythm, the heart may beat too fast, too slow, or in a…
Feeling Dizzy When You Stand Up? It Might Be Postural Hypotension Have you ever stood up too quickly and felt lightheaded or dizzy? While that can happen to anyone once in a while, if it happens often, it might be more than just getting up too fast, it could be postural hypotension, also known as…
