Decatur, Georgia. For the southwestern Georgia county, see Decatur County, Georgia. Decatur is a city in, and county seat of, DeKalb County, Georgia, United States. With a population of 20,148 in the 2013 census, the city is sometimes assumed to be larger since multiple zip codes in unincorporated DeKalb County bear the Decatur name.
Chills are caused by rapid muscle contraction and relaxation. They are the body's way of producing heat when it feels cold. Chills often predict the coming of a fever or an increase in the body's core temperature. Chills are an important symptom with certain diseases such as malaria.
The term âchillsâ refers to a feeling of being cold without an apparent cause. You get this feeling when your muscles repeatedly expand and contract. Chills can occur with a fever and cause shivering or shaking. Your body chills can be constant. Each episode can last for as long as an hour.