How long is a virus contagious

When it comes to a flu virus, most of us can pass it along about a day before we become sick and around 5-7 days after our symptoms appear. Some young children and people with weakened immune systems can remain contagious a bit longer.

http://answers.ask.com/Health/Diseases/how_long_is_a_virus_contagious

it depends on the virus, but if you are exposed it doesn’t matter how clean you get your house you are probally going to get it, especially the fluAmniocentesis Atrial fibrillation/flutter Cerebral spinal fluid (csf) collection Culture – jo…

http://www.medhelp.org/posts/Gastroenterology/how-long-is-virus-contagious/show/231479

Different viruses having different contagious time periods. The flu virus is contagious for about six days on average. ChaCha!

http://www.chacha.com/question/how-long-is-a-virus-contagious

Related Questions Answered on Y!Answers

How long after having a stomach virus are you no longer contagious?

Q: This past friday, I came down with a horrible stomach virus. I seem to be feeling better now and would like to get together with my family for Christmas Eve dinner. My husband and all three of my sons came down with the virus the same day as me so it was easily passable. We are getting together tomorrow night. Is it still possible to pass this virus to the rest of my family?

A: No, depending on the type of virus it would only take between 24 to 48 hrs for the virus to be contagious, after that the incubation period is past.

how long is stomach virus contagious?

Q: my boyfriend woke up with a stomach virus wednesday about 5 am…he hasn’t thrown up since yesterday late in the afternoon, has no fever, and was able to get up to shower and eat a little today…is he still contagious? i want him to come over tonight but I definitly don’t want to get sick.

A: I have the stomach virus and i have had it since late Sunday night. The doctor said it is not contagious unless they are running a fever. But it can take 5 to 7 days to feel back to normal

How long is a virus contagious outside the body (e.g. saliva on a door handle)?

Q: If different viruses vary greatly in this regard, I’m specifically interested in common cold and flu viruses.Just in case anyone else is as easily confused as Mascaletta, saliva on a door handle usually comes about from someone sneezing into their hand and then opening a door. It’s one of the most common methods of transmission for cold and flu viruses.

A: really depends on the virus. but it can be between anywhere from hours to a week.