India, Nov. 15 -- Do your legs swell up often? While in most cases swelling in your legs, ankles, or feet is not a serious concern. However, there are certain instances that should raise an alarm, and you should be aware of them for the wellbeing of both yourself and your loved ones.

On November 14, Dr Jeremy London, MD, a board-certified cardiovascular surgeon with over 25 years of clinical experience, revealed the signs which explain whether the swelling in your legs is serious or not. In the Instagram post, he explained that swelling in your legs, ankles, or feet is known as edema. It occurs when extra fluid leaks out of your blood vessels and collects in the tissues of your lower legs.

"It can make your legs look puffy, feel heavy, ...