COVID-19 pandemic crisis—a complete outline of SARS-CoV-2

Future Journal of Pharmaceutical Sciences

Table 4 Incubation period of coronaviruses

Coronavirus strain	Incubation period	Death period	Symptoms
SARS-CoV	4–10 days	20–25 days	Fever, dry cough, myalgia, dyspnea, headache, sore throat, sputum production, rhinorrhea, watery diarrhea, confusion, poor appetite.
MERS-CoV	5–6 days	11–13 days	Myalgia, fever, chills, malaise associated with confusion, cough, shortness of breath, dyspnea, pneumonia
COVID-19	3–7 days	17–24 days	Fever, cough, dyspnea, muscle ache, confusion, headache, sore throat, rhinorrhea, chest pain, diarrhea, nausea, vomiting, anosmia, dysgeusia

On the basis of studies conducted and data findings, virologists points out that incubation period extends to 14 days, with a median time of 4–5 days from exposure to symptom onset. One study reported that 97.5% of persons with COVID-19 who develop symptoms will do so within 11.5 days of SARS-CoV-2 infection