If you're in the middle of the middle, however â not lower or upper-middle class â that would be an income range between $39,764 and $64,582, says Aaron Pacitti, an assistant professor of economics at Siena College in Loudonville, N.Y. Again, it isn't official.
Edema definition and facts. Edema is a swelling, usually of the legs, feet, and/or hands due to the accumulation of excessive fluid in the tissues. The edema that occurs in diseases of the heart, liver, and kidneys is mainly caused by salt retention, which holds the excess fluid in the body.
A buildup of this excess fluid is a common cause of leg edema as well as swelling of the face, feet, and ankles. Drugs: Various prescription and over-the-counter medications can cause a variety of side effects, which may be one of the causes of leg edema. Such drugs include: â¢ 1 Blood pressure medicines. â¢ 2 Estrogen.