
LYMPHEDEMA: WHAT YOU NEED TO KNOW Lymphedema isn’t just about swelling — it’s a chronic, often frustrating condition that can reshape daily life. At its heart, lymphedema is what happens when the body’s lymphatic “drainage system” gets blocked or breaks down. Fluid starts to build up where it shouldn’t, usually in the arms or legs, and that swelling won’t go away. Sometimes, people are born with faulty lymphatic vessels (that’s called primary lymphedema). More often, it shows up after something damages the lymph system, like surgery, radiation, infection, or injury — especially in people who’ve had cancer treatments involving their lymph nodes. What’s really going on beneath the surface? When the lymphatic system can’t keep up, protein-rich fluid seeps into the tissues. The body tries to fix it, but that triggers a chain reaction: inflammation, fat deposits, and eventually scar-like tissue that makes the swelling even harder. The skin can become thick or leathery, increasing the r...