Sortness of Breath
You feel hot to touch on your chest or back It is a common sign and also may appear in 2-10 days if you affected.
Fever is a key symptom, experts say. Don't fixate on a number, but know it's not a fever until temperature reaches at least 39°C.
Coughing is another key symptom, but it's not just any cough, said Schaffner. It should be a dry cough that you feel in your chest.
Around 1 out of every 6 people who gets COVID-19 becomes seriously ill and develops difficulty breathing or shortness of breath.