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Buildup of fluid in the foot and ankle area.

Self-care measures include losing excess weight, elevating legs above the heart, exercise and compression stockings. Eating a low-salt diet also may help.

See a healthcare professional right away if you have:

• Shortness of breath.
• Chest pain.
• Fever.
• Numbness, weakness or tingling.
• Trouble speaking.

Make an appointment to see a healthcare professional if:

• The swelling can't be explained and is ongoing.
• The swelling is painful.
• Your feet are warm, red or inflamed.
• You have a history of heart, liver or kidney disease.