During the onset stage, Covid-19 causes different symptoms for individuals. Most people will have mild or very mild symptoms including:
– Fever
– Sore throat, cough
– Muscle or body aches, fatigue, chills
– Headache
– Runny, stuffy nose
– Reduce or loss of smell or taste
– Nausea/vomiting
– Diarrhea
– Shortness of breath
At the infection stage, most infected people only have fever, cough, fatigue and they self recover after 1 week. In some cases, severe pneumonia, severe acute respiratory failure, coagulation disorders, organs failure and death; Especially in older people, people with chronic diseases, immunodeficiency.