Prolonged sitting down or inactivity can cause leg swelling. Whenever you sit for long intervals, for example on a airplane or in a desk, blood move slows down, and fluid can accumulate in the legs. This is usually often called “sitting down disease” or “journey-linked edema.” Elevation: Maintain your feet https://www.sgvascularctr.com/swollen-leg-why-do-i-have-it-and-what-can-i-do/