Cold, flu, or COVID-19: Know the symptoms
Signs and symptoms | Cold | Flu | COVID-19 |
Symptom onset | Gradual | Sudden | Gradual |
Muscle and body aches | Slight | Common | Sometimes |
Cough | Sometimes | Common | Common |
Diarrhea | Rare | Sometimes | Sometimes |
Fatigue, weakness | Sometimes | Common | Common |
Fever over 100 degrees | Rare | Common | Common |
Loss of taste or smell | Rare | Rare | Sometimes |
Shortness of breath or difficulty breathing | Rare | Rare | Common |
Runny or stuffy nose | Common | Common | Sometimes |
Sneezing | Common | Sometimes | Sometimes |
Sore throat | Common | Common | Common |
Headache | Rare | Common | Sometimes |