COVID-19 vs. Flu vs. Cold
| Symptoms | COVID-19 | Flu | Cold |
|---|---|---|---|
| Incubation period | 1-14 days | 1-4 days | 1-3 days |
| Symptom onset | Gradual | Abrupt | Gradual |
| Fever | Common | Common | Rare |
| Cough | Common | Common | Mild to moderate |
| Fatigue | Common | Common | Sometimes |
| Runny Nose | Sometimes | Sometimes | Common |
| Nasal congestion | Sometimes | Sometimes | Common |
| Diarrhea | Sometimes | Sometimes | Rare |
| Body aches | Sometimes | Common | Slight |
| Sore throat | Sometimes | Sometimes | Common |
| Headache | Sometimes | Common | Rare |
| Loss of appetite | Sometimes | Common | Sometimes |
| Shortness of breath | Common | Sometimes | Mild |
| Respiratory issues | Common | Sometimes | Sometimes |