| Symptoms |
Cold |
Flu |
| body aches or pains |
slight body aches and pains can be part of a cold |
severe aches and pains are common with the flu |
| chills |
chills are not common with a cold |
chills may happen with a flu |
| dry cough (with no mucus) |
dry cough rarely happens with a cold |
dry cough is common with the flu |
| fever |
fever is not common with a cold |
fever is very common with the flu |
| headache |
headache may happen with a cold |
headache is very common with the flu |
| productive cough (with mucus) |
productive cough is very common with a cold |
productive cough rarely happens with the flu |
| sneezing/runny nose |
sneezing/runny nose are common with a cold |
sneezing/runny nose may occasionally happen with the flu |
| sore throat |
sore throat is very common with a cold |
sore throat may happen with the flu |
| stuffy nose |
stuffy nose is common with a cold |
stuffy nose may occasionally happen with the flu |
| tiredness |
tiredness is fairly mild with a cold |
tiredness is intense and very common with the flu |
The flu is a contagious respiratory illness caused by influenza viruses.
The flu is not a stomach or intestinal disease.
The Centers for Disease Control and Prevention lists the following people at high risk for developing flu-related complications:
-- children younger than 5 years, but especially children younger than 2 years old