The 2016 Fayette, Iowa, population is 1,491. There are 1,009 people per square mile (population density). The median age is 22.6. The US median is 37.4. 25.71% of people in Fayette, Iowa, are married. 6.22% are divorced.
During the sweat test , medicine that causes a person to sweat is applied to the skin (usually on the arm or thigh). The sweat is then collected on a paper or a gauze pad, and the amount of salt chemicals in the paper or gauze is measured in a lab. Generally, chloride (sweat chloride) is measured.
1 Sweating: Sweating is one of the first methods your body will use to control your temperature. Sweat cools your skin as it evaporates. This helps lower your internal temperature.  Vasodilatation: Your CNS may instruct the capillaries under the surface of your skin to dilate, or open.