how long is flu contagious

The duration of the virus or incubation period depends on how you are exposed. The contagious period for the flu begins about 1 day before symptoms start and can last as long as 5-7 days from when you first felt sick.

How Long Am I Contagious Infographic Northwestern Medicine

An infected person can be contagious for up to four weeks depending on how far he or she has.

. Written by WebMD Editorial Contributors. Youre contagious for as long as you have symptoms and maybe a little bit longer. However it will not stop the spread of the flu virus to others. 1 Using an antiviral treatment during the first day of infection can shorten the duration.

As a general rule most people recover from the common cold within seven to ten days. Youll be most contagious with the flu for the first three or four days after you actually feel sick. Try to limit your contact with others until youve been fever-free for at. A 2018 CDC study published in Clinical Infectious Diseases looked at the percentage of the US.

Influenza commonly referred to as the flu is a highly contagious respiratory virus caused by influenza A B or C. But whether its a cold the flu or some other virus the rule of thumb is the same. With that its understandable to have questions including How long is the flu contagious Its a good idea to at least be. 5-7 days after symptoms begin.

The flu is extremely contagious so it can spread quickly in crowded settings such as schools and offices. Children and people with. The length of time youre infectious for often depends on age explains Oxford. Articles On Flu Risks Prevention.

How Long Is The Flu Contagious. 3-4 days after symptoms begin. The flu is contagious 1-2 days before symptoms start and up to 5-7 days after symptoms have developed. How Long Is the Flu Contagious.

Youre generally contagious with a cold 1. Still contagious even if you feel completely better. The flu typically lasts for three to seven days without treatment. When suffering from cold and flu symptoms how long youll feel unwell will vary from person to person.

Youre generally contagious with a cold 1-2 days before your symptoms start and you could be contagious as long as your symptoms are presentin rare cases up to 2 weeks. Medically Reviewed by Melinda Ratini MS DO on December 11 2020. Once the virus enters the body it may be contagious for up to a week. Tamiflu oseltamivir is an antiviral drug that can shorten the duration of influenza flu symptoms.

Thats why keeping your distance as much as possible for several days is important. But many people will no longer be contagious to others after 5 days. But is it safe to go back to work or to allow an elderly relative to visit. Population who got sick with flu using two different methods and compared the.

One sign that indicates someone is no longer contagious is a fever. You can spread flu from 1 day before your symptoms start and for a further 3 to 7 days. However symptoms may last for up to 10 days. You are usually the most contagious during the first 3-4 days of.

If youre a 6- or a 7-year-old. These viruses infect the nose throat and lungs. Michael Menna DO is a board-certified active attending emergency medicine physician at White Plains Hospital in White Plains New York. Flu cases are starting to creep up across the country.

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