One of the first signs that it’s not a cold is its sudden onset. Within hours, you go from feeling fine to feeling terrible. If you have the flu, your symptoms may include: Respiratory syncytial virus (RSV) feels like a common cold to most young, healthy adults. But it’s not “just a cold.”

Having body aches and chills without a fever can occur for multiple reasons, including cold weather, stress, certain chronic health conditions, and more. Body aches are typically due to inflammation (swelling) or muscle tension.

Here are five common causes of a sore throat that don't typically cause fever. 1. Common cold. One of the most common causes of sore throat without fever is the common cold. If you have...

Here are the most common causes of body aches without a fever. 1. Stress can cause body aches, but the pain differs from illness-related aches, says Nate Favini, MD, the medical lead at...