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 If the body is too hot, glands under the skin secrete sweat onto the surface of the skin, to increase heat loss by evaporation. 2  Sweat secretion stops when body temperature returns to normal. 3  Blood vessels supplying blood to the skin can swell or dilate-called vasodilation.