Edema is the abnormal buildup of fluid in body tissues, causing swelling, commonly in the legs, feet, or abdomen. It is caused by underlying conditions like heart failure, kidney/liver disease, or venous insufficiency, as well as medications, pregnancy, or prolonged sitting. Symptoms include stretched skin, discomfort, and decreased joint mobility. Diagnosis involves physical exams (checking for "pitting"), while treatment focuses on underlying causes, lifestyle changes (lower salt, elevation), and diuretics
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Merely pen pals.