Swelling in the ankles, feet, or legs is frequently brought on by fluid buildup, also referred to as oedema. This occurs when excessive fluid leaks from blood vessels and accumulates inside the surrounding tissues. Some widespread causes of swollen ankles and feet include: It is vital to contact a doctor https://www.sgvascularctr.com/swollen-leg-why-do-i-have-it-and-what-can-i-do/