"Influenza is a severe respiratory infection caused by the influenza virus, while the common cold is a milder upper respiratory infection that typically resolves on its own with symptomatic treatment."

DIFFERENCES BETWEEN FLU AND COMMON COLD
Symptoms | Flu (influenza) | Common cold (rhinitis) |
Fever | Common | Rare |
Cough | Severe | Mild |
Fatigue | Severe | Mild |
Sore throat | Moderate | Common |
Runny nose | Rare | Common |
Sneezing | Rare | Common |
Headache | Common | Rare |
Muscle and joint pain | Severe | Mild |