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The name "blue zones" derived simply during the original survey by scientists, who "used a blue pen on a map to mark the villages with long-lived population." [ 2 ] The concept of blue zones with longevity has been challenged by the absence of scientific evidence, [ 3 ] and by the substantial decline of life expectancy during the 21st century ...
The highway crosses Tennessee from west to east, from the Mississippi River at the Arkansas border to the Blue Ridge Mountains at the North Carolina border. At 455.28 miles (732.70 km), the Tennessee segment of I-40 is the longest of the eight states through which it passes and the state's longest Interstate Highway.
Tennessee's eastern boundary roughly follows the highest crests of the Blue Ridge Mountains, and the Mississippi River forms its western boundary. [3] Due to flooding of the Mississippi River that has changed its path, the state's western boundary deviates from the river in some places. [4]
National Geographic journalist Dan Buettner has been reporting on these regions extensively for years, dubbing them Blue Zones. There are some characteristics that all Blue Zones share, despite ...
The term “blue zone” first appeared in a research study two decades ago in Experimental Gerontology, a scientific journal. The study examined centenarians, people who live 100 years or more ...
In Buettner’s examinations of blue zone residents, it was evident that their communities were centered around longevity-boosting habits, like physical activity, heart-healthy meals, and social ...
The three regions are geographically and culturally distinct. [9] East Tennessee's landscape is dominated by the Appalachian mountain chain, including the Great Smoky Mountains on the eastern border of the state, the ridge-and-valley region where East Tennessee's principal cities (Knoxville, Chattanooga, and the Tri-Cities) are located, and the rugged Cumberland Mountains.
The original Tennessee state route shield from 1923 to 1983. Governor Austin Peay, who was elected in 1922, made road-building a central issue of his campaign. At the time, Tennessee was known as a "detour state", with many of its roads in poor condition compared to those of neighboring states. [6]