Quick Answer. Low glomerular filtration rates (GFR) are caused by chronic kidney diseases according to MedicinePlus. The GFR is a measure of the amount of blood that passes through the glomeruli, which are tiny filters in the kidneys responsible for removing waste, in a single minute. To determine the GFR, blood tests are required.
Minimum Wage. Overview. The federal minimum wage provisions are contained in the Fair Labor Standards Act (FLSA). The federal minimum wage is $7.25 per hour effective July 24, 2009. Many states also have minimum wage laws. Some state laws provide greater employee protections; employers must comply with both.
Minimum Wage History. A federal minimum wage was first set in 1938. The graph shows nominal (blue diamonds) and real (red squares) minimum wage values. Nominal values range from $0.25/hr in 1938 to the current $7.25/hr. The graph adjusts these wages to 2015 dollars (red squares) to show the real value of the minimum wage.