Is this normal....................10 POINTS!?

okay so i just had the flu for about 5 days..and today im actually feeling alot better..maybe even fully better...but over the 5 days i had a cough and i was kinda congested...but now i feel like im getting a little more congested and the cough is a little worse...AND i have no appetite......is havign no appetite normal ? and why is my cough getting worse?