Pitting edema is one of those symptoms that looks simple on the surface but tells us a lot about what’s happening inside the body. . In this video, you’ll see how gentle pressure on the lower leg leaves a temporary indentation—this is called “pitting.” It happens when fluid builds up in the tissues faster than the body can clear it. . We commonly see this after surgery, long periods of sitting, changes in circulation, or when the lymphatic system is working harder than usual. . The key is not to