How long are you contagious with COVID-19? You are contagious and may spread the virus that causes COVID-19, at least 2 days before you show symptoms and for up to 10 days from the day you have your first symptom. The highest risk of transmitting the virus to someone else in the ...
Since the beginning of the COVID pandemic, several variants have dominated at various times, including the Alpha, Beta, Delta, and Omicron strains. The CDC says COVID is very contagious and spreads quickly to others. Although 98% of people in the U.S. have some immune protection to the v...
Doctors explain the incubation period of COVID-19, what the symptoms are, vaccination benefits, and when you stop being contagious if you're infected.
Which breathing techniques help with COVID-19? Is Omicron worse than Delta? Can molnupiravir prevent COVID-19? Molnupiravir isnotauthorized for use for pre-exposure or post-exposure prophylaxis for prevention of COVID-19. MOVe-AHEAD is a study looking at whether molnupiravir works to prev...
Lower vaccination rates among many countries means that there are still a lot of susceptible hosts out there for the virus, and that it will continue to circulate and mutate as long as it can spread. The emergence of the omicron variant is yet another reminder ...
Theeffective reproductionnumber (the number of people infected by a single infected individual) for Omicron is estimated to beabove six, while the effective reproduction number forDeltawas estimated around five and the reproduction number for a verycontagious diseaselikechickenpoxis nine. ...
You are not alone. More people are contracting the coronavirus as the contagious omicron variant of the disease continues to spread around the country. Even if a vaccine has helped you to avoidsevere illness, a COVID-19 diagnosis still may result in guilty feelings. People may be afraid to ...
In August, NBC News medical contributor Dr. Kavita Patel told TODAY that breakthrough infections seem more common than she expected, which she attributed to thedelta variant of the coronavirus, now the predominant strain in the U.S., being more contagious. It also could cause more severe illne...
As long as very contagious variants of COVID such as Omicron keep evolving, masks remain an important way to stay safer in certain situations. Depending on the spread of COVID, officials will continue to update mask guidance as needed. So make sure you're up to date on which masks offer...
Taking Tamiflu does not mean you are no longer contagious. Regardless of whether you take Tamiflu, the Centers for Disease Control and Prevention recommends staying at home until you are free of a fever for at least 24 hours without the help of a fever-reducing medicine. ...