Fever More Condition_treatment Is An Infants Intermittent Fever Symptom Of A More Serious Thing.?

Is an infants intermittent fever symptom of a more serious thing.? - fever more condition_treatment

My daughter is 7 months has a mild fever for 2-3 hours a day between 99-100 degrees of the last 3 days. It seems perfectly normal otherwise. Should I wait another few days, immediately or wait to see a doctor?