Hier soir, j’avais de la fièvre et je me sentais mal.
Last night, I had a fever and I felt unwell.

Mon fils a attrapé un rhume et il a de la fièvre depuis hier.
My son caught a cold, and he has had a fever since yesterday.

Lorsqu’on a de la fièvre, il est important de se reposer et de bien s’hydrater.
When you have a fever, it is important to rest and stay well hydrated.

La fièvre est souvent un symptôme d’une infection ou d’une maladie.
Fever is often a symptom of an infection or illness.

Si votre fièvre persiste plus de quelques jours, vous devriez consulter un médecin.
If your fever persists for more than a few days, you should consult a doctor.