Influenza and the common cold are both respiratory illnesses caused by viruses, but they are caused by different viruses.

Influenza is caused by the influenza virus, while the common cold is caused by several types of viruses, the most common of which is the rhinovirus. While the symptoms of the two illnesses can be similar, there are differences that can help you differentiate between the two. This side by side symptom table will allow you to compare the symptoms of influenza and the common cold.

Similar Symptoms of Influenza and the Common Cold

Both the common cold and influenza are respiratory illnesses that can cause a range of similar symptoms including:.

Fever
Cough
Sore throat
Runny or stuffy nose
Fatigue
Body aches

Differences Between Influenza and the Common Cold

While the symptoms of the two illnesses can be similar, there are some differences that can help you differentiate between influenza and the common cold. The differences include:.

Onset of Symptoms

Influenza symptoms tend to come on suddenly and can be severe, while symptoms of the common cold usually develop gradually and are milder in comparison.

Fever

Fever is more common and tends to be higher in people with influenza.

Cough

A cough is usually more severe with influenza and can last for several weeks.

Sore Throat

A sore throat is more common with the common cold and is usually mild in comparison to influenza.

Headache

Headache is more common with influenza and can be severe.

Fatigue

Fatigue is a common symptom of both the common cold and influenza, but it is more common and can be more severe with influenza.

Body Aches

Body aches are more common and can be more severe with influenza.

Nausea and Vomiting

Nausea and vomiting are uncommon symptoms of both the common cold and influenza, but they are more common with influenza.

Diarrhea

Diarrhea is an uncommon symptom of both the common cold and influenza, but it is more common with influenza in children.

Conclusion

While both influenza and the common cold are respiratory illnesses, there are several differences in their symptoms that can help you differentiate between the two.

Understanding the differences can help you determine whether you have a cold or the flu and allow you to take appropriate measures to manage your symptoms. Remember that the best way to prevent the spread of both influenza and the common cold is to practice good hygiene such as washing your hands regularly and covering your mouth and nose when coughing or sneezing.