If pressure is felt in the legs after standing for a while, what is the likely cause?

Feeling pressure in the legs after standing for an extended period is often associated with a normal physiological response of the body. When standing, gravity causes blood to pool in the lower extremities, which can lead to a sensation of discomfort or pressure. This is typically a result of the body's vascular system and muscle action, which work together to help regulate blood flow.

In a healthy individual, the blood vessels may dilate and the muscles can contract to assist in returning blood to the heart. Therefore, this sensation can be recognized as a natural response to prolonged standing rather than an indication of a serious medical issue. It's important to note that factors like movement and proper hydration can influence this response, but the immediate feeling of pressure can be understood as a normal adaptation of the body to maintain blood circulation and balance.