"THE FLU"
According to the lesson the flu symptoms are more severe than the common cold. In addition to respiratory difficulties (sneezing, coughing, sore throat), the victim will also suffer from fatigue.
However Symptoms of the common cold may include runny nose, sneezing, congestion, coughing, sore throat, fever, and achy muscles.
The common cold doesn't have "fatigue" but the flu does.
