Shivering is a bodily function that produces heat by shaking skeletal muscles in response to cold or fever. Learn about the biological basis, types, and consequences of shivering , especially in the elderly and infants. Experiencing shivering without fever? Learn about its causes, symptoms, and possible treatments. Understand when to seek medical help for better health management. Discover how shivering helps regulate body temperature in cold climates, its biological mechanisms, and tips to reduce excessive shivering . Shivering Shivering is a bodily response in which muscles rapidly contract and relax, producing heat in an attempt to raise body temperature. It can be caused by a variety of factors, such as exposure to cold temperatures, infections, or certain medical conditions. Shivering can be managed with self-care measures, such as wearing warm clothing or taking a warm bath, or with medical treatment depending on the underlying cause.