Edema is the accumulation of fluid in bodily tissues or a body cavity. The word is derived from the Middle English word ydema, which comes from the Greek word for swelling..In people who suffer from this condition, the swelling is usually clearly visible.eeping the legs elevated may help treat leg edema. Pulmonary edema is usually caused by heart failure. Cutting back on salt may help relieve edema. Compression stockings may help prevent fluid from collecting in the lower extremities.
Key Characteristics of Hedge Funds. 1  Hedge funds utilize a variety of financial instruments to reduce risk, enhance returns and minimize the correlation with equity and bond markets. 2  Hedge funds vary enormously in terms of investment returns, volatility and risk. 3  Many hedge funds have the ability to deliver non-market correlated returns.
BREAKING DOWN 'Inflation Hedge'. Certain investments might seem like a decent return, but when inflation is factored in they can actually be sold at a loss. For example if you invest in a stock that gives a 5% return, but inflation is 6%, you are actually losing buying power. Assets which are considered an inflation hedge could be self fulfilling; investors flock to them, which keeps their values high even though the intrinsic value may be much lower.