As aortic valve stenosis gets worse, you may have symptoms such as: 1  Chest pain or pressure (angina). 2  You may have a heavy, tight feeling in your chest. 3  Feeling dizzy or faint. 4  Feeling tired and being short of breath. 5  A feeling that your heart is pounding, racing, or beating unevenly (palpitations).s aortic valve stenosis gets worse, you may have symptoms such as: 1  Chest pain or pressure (angina). 2  Feeling dizzy or faint. 3  Feeling tired and being short of breath. 4  A feeling that your heart is pounding, racing, or beating unevenly (palpitations).
For the similarly named bird, see Killdeer. For the similarly named city, see Killdeer, North Dakota. Kildeer is an affluent village in Lake County, Illinois, United States. It is a suburb of Chicago. The population was 3,968 at the 2010 census.
Terminal moraines, such as this one in central Kendall County, rise dramatically from the surrounding plain. Kendall County is a county located in the U.S. state of Illinois. According to the 2010 census, it has a population of 114,736. Its county seat is Yorkville, and its most populous municipality is Oswego. Kendall County is included in the Chicago-Naperville-Elgin, IL-IN-WI Metropolitan Statistical Area.