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.
For more information, see Anatomy of the Skin. Sweating is the primary mechanism by which the human body regulates its temperature. It occurs during waking and sleeping. Sweat glands secrete sweat in response to nervous stimuli, primarily heat stimuli, but also emotional and gustatory (food) stimuli.