Edema, or fluid retention, occurs when excess fluid builds up in the body’s tissues, leading to swelling—most commonly in the legs, ankles, feet, hands, and arms.
In 2026, edema is increasingly recognized not just as a “salt and water” issue, but as a circulation, lymphatic, microvascular, fascial, and nervous-system regulation problem. It commonly appears after muscle strains, tendon injuries, with varicose veins, during long periods of sitting or standing, and in people with venous insufficiency or lymphatic congestion.
Chronic swelling is increasingly viewed as a systemic drainage issue, not just a local ankle or leg problem. Addressing sleep quality, lymph flow, vascular lining health, and fascia mobility often produces better results than diuretics alone.
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