How Long Are You Contagious With Covid-19. This is in line with the CDC s recommendation that a person diagnosed with COVID-19 can be released from isolation after 10 days from symptom onset and at least three days from fever resolution. The infectious period means the time youre able to spread the virus to someone else.
If you have more severe Covid-19 or a weak immune system then you could remain contagious for longer than 10 days. Symptom onset is the day you first start to feel sick. New studies have suggested that people are the most infectious in the 48 hours before they start to experience any symptoms.
If youve been sick with COVID-19 whether your illness was confirmed by testing or symptom-based criteria the CDC recommends that you remain isolated for at least 10 days since symptom onset and up to 20 days in cases of severe illness.
People who have had severe COVID-19. You also need to be fever-free for 24 hours. If youve been infected with the COVID-19 coronavirus and managed to survive you may be wondering how long your symptoms will last and how long you will remain contagious. Though current CDC guidelines suggest most people with COVID-19 arent contagious 10 days after the onset of symptoms health experts say measuring this may be is.