A Flu is Not a Cold but Both are Viruses

It is RARE to have a fever with a cold. However,
80% of Flu cases have a fever.

It is comment to have severe aches and pains with the flu. It is rare with a 
cold.

Chills are uncommon with a cold but common with the flu.

Tiredness is mild with a cold but common with the flu.

The flu is usually rapidly occuring and will include soreness, tiredness, --- 
Unexplained tiredness can be a symptom of the flu.

Hacking cough with a cold. Not so with  the flu. Dry cough with the flu.

Sneezing is common with a cold. Not so with the flu.

Sore throat through with the flu. Not common with a cold.

Chest discomfort can be severe with the flu. Not with a cold.

Headache is common in 80% of all flu cases. Very uncommon with a cold viruses.