<s>[INST] what exactly is a fever? [/INST] When there’s an infection in your body, the immune system usually goes into overdrive to try and cure it. This can raise your body temperature in the short-term.

While an elevated temperature is normal when you have the flu or a common cold, sometimes it can point to a more serious infection. Source: PANADOL.COM. Link: https://www.panadol.com/en-my/adult-symptoms/fever/. Field: Infectious Disease. Disease: Fever </s>