What causes foot swelling?

Many things: Trauma such as broken bones, sprains, strains. Problems with veins and lymphatic systems. Systemic disorders such as high blood pressure, and heart failure. Blood clots may cause swelling of one leg.

If both feet are: Swollen, it's usually due to fluid retention; the most common causes being heart, lungs, liver or kidney. If one foot is swollen, it usually means something locally is causing the swelling in the foot. If both feet are swollen, see your pcp, but if one foot is swollen, see a podiatrist.

Many possibilities: Some causes of swelling of the feet can include systemic problems such as hypertension, and problems with the kidneys and localized issues such as arthritis, infection, lymphatic obstruction, blood clots, varicose veins, trauma (fracture, sprain, and tendonitis) and side effects to medication. Have it evaluated by a professional and get the appropriate treatment.

Swelling: General injury, vein weakness, infection, blood clots, fracture, and allergic reaction. There are more obviously, but these are a few.

Many possibilities: Some causes of swelling can include systemic problems such as hypertension, and problems with the kidneys and localized issues such as arthritis, infection, lymphatic obstruction, blood clots, varicose veins, trauma (fracture, sprain, and tendonitis) and side effects to medication. Have it evaluated by a professional and get the appropriate treatment.