Edema is swelling from fluid trapped in tissues, linked to heart failure, liver cirrhosis, kidney problems, varicose veins, deep vein thrombosis, medications, protein deficiency, or pregnancy ...

Peripheral edema refers to swelling in the extremities, such as the hands and feet. Learn more about its causes here.

People in their 70s sometimes develop swelling in their feet due to failure of the valves in the leg's veins.

Water on the knee, or knee effusion, is swelling that could be caused by injuries, arthritis, or infections. Learn more about ...

Ever feel like drinking alcohol makes swelling worse or causes bloating or a puffy face? Here’s why alcohol can cause swelling and what to do about it.

Your belly is not the only body part that swells during pregnancy. Learn more about what causes swelling in pregnancy and when it might indicate a problem.

The popliteal lymph nodes are behind the knee. Conditions such as infections and autoimmune conditions can cause swelling, but it is rarely due to cancer. Learn more.

Under-eye swelling is common. It could be from a salty meal, a bout of crying, or too little sleep. It could also be due to a minor or more serious health condition.

Learn about conjunctival chemosis, what causes this swelling of the membrane that covers the eye, and how chemosis is treated.

COVID tongue is a condition of bumps, swelling, and inflammation of the tongue in people who have COVID-19. We discuss diagnosis, treatment, and more.