Does flu virus remain in our body even after symptoms go away?

For most wholesome people, the flu is an uncomfortable however short-term contamination that resolves itself as the immune system fights it off. Symptoms usually appear from one to four days after publicity to the virus, and they ultimate five to seven days.

Flu generally comes on suddenly. People who’ve flu regularly feel a few or all of those symptoms:

Fever or feeling feverish/chills
Cough
Sore throat
Runny or stuffy nose
Muscle or body aches
Headaches
Fatigue (tiredness)

A few human beings can also have vomiting and diarrhea, though this is more commonplace in children than adults.
It’s critical to be aware that not every body with flu can have a fever.