A chronic disease persistent or recurring disease, usually affecting a person for three months or longer. It is generally one that is hereditary or one that is the result of factors such as poor diet and living conditions, using tobacco or other harmful substances, or a sedentary lifestyle.yme disease is an example of a chronic disease transmitted to human via deer ticks. Endometriosis is classified as a chronic disease. Using tobacco can increase a person's chances of developing a chronic disease.
The Missouri River is the longest river in the United States. It flows for 2,466 miles (3,968 kilometers). Its source lies in the Rocky Mountains of southwestern Montana; the river is formed by the confluence of the Jefferson, Madison, and Gallatin rivers at Three Forks, Montana.
The staff of Itasca State Park at the Mississippi's headwaters say the main stem of the river is 2,552 miles long. The US Geologic Survey has published a number of 2,300 miles, the EPA says it is 2,320 miles long, and the Mississippi National River and Recreation Area suggests the river's length is 2,350 miles. Width. At Lake Itasca, the river is between 20 and 30 feet wide, the narrowest stretch for its entire length. The widest part of the Mississippi can be found at Lake Winnibigoshish near Bena, MN, where it is wider than 11 miles.