Age and Sex. Your age is a factor in developing hard belly fat because as you get older your metabolism slows, meaning the rate at which your body burns calories goes down and your risk for accumulating excess fat goes up. The average person gains 1 to 2 pounds annually in the belly region between ages 35 and 55.
Cities in this county include: Northeast Jefferson, Lakewood, Arvada, Broomfield, Wheat Ridge, Dakota Ridge, Ken Caryl, Columbine, Central Jefferson, South Jefferson.
County Government. Arvada is located primarily in Jefferson County, Colorado. Jefferson County is the largest county in Colorado with a population estimated at 535,000. General boundaries for the county are W. 120th Ave. on the north, Sheridan Blvd. on the east, and Pike National Forest to the south. The county extends west into the mountains to meet Gilpin, Clear Creek and Park Counties. A small portion of southeast of Arvada is located in Adams County, Colorado.