Question

What causes sudden cold shiver

Answer 1

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Answer 2

Chills (shivering) are caused by rapid alternation between muscle contractions and relaxation. These muscle contractions are a way your body tries to warm itself up when you're cold. Chills are often, though not always, associated with fever.

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Answer 3

Some cold shiver occurs after exposure to a cold environment. They can also occur as a response to a bacterial or viral infection that causes a fever. Bacterial or viral gastroenteritis.