You might get chills, with a fever or without, for several reasons. Usually, people get chills if they have a fever due to an ...

The most common cause of body aches without a fever include stress and sleep deprivation. If you have body aches without a fever, it could still be a sign of a viral infection like the flu.

Chills and body aches can also occur without fever, such as with infections like COVID-19 or bacterial meningitis. This ...

but it's possible to suspect a fever without a thermometer. That's because there are common symptoms associated with a fever — like body aches, chills, flushed skin, and sweating or dehydration.