is the flu contagious if you don't have a fever?
448944
Viruses, with or without a fever, tend to be contagious. They can be spread in many ways - commonly, they are spread through droplets of saliva expelled while talking, coughing or sneezing. These droplets may contain virus even before one has developed a fever.
94833
For colds, most individuals become contagious about a day before cold symptoms develop and remain contagious for about five to seven days. Some children may pass the flu viruses for longer than seven days (occasionally for two weeks). Colds are considered upper respiratory infections.
1367943
If you're ill with a fever, it's best to delay your flu vaccination until you have recovered. There's no need to delay your flu vaccine if you have a minor illness with no fever, such as a cold.
633420
If you have the flu, you'll be contagious one day before developing symptoms and up to five to seven days after becoming ill. Younger children or people with a weakened immune system may be contagious for longer. The influenza virus can also survive on surfaces, such as doorknobs and tables, for up to 24 hours.
609906
When Flu Spreads Most healthy adults may be able to infect others beginning 1 day before symptoms develop and up to 5 to 7 days after becoming sick. Children and some people with weakened immune systems may pass the virus for longer than 7 days.
781299
If you catch the flu, you're contagious for one to two days before you start to show symptoms and for five to seven days after becoming sick.
1249250
An infected person can spread the flu for five to seven days after becoming infected. The infectious period can begin 24 hours before the onset of symptoms. This means you can spread the flu without even knowing you're sick.
198895
But, in fact, having a fever doesn't always signal infection. Yes, contagions like strep throat or the flu, are the most common reason for an elevated temperature, but it's surely not the only one.
60779
When Flu Spreads Symptoms can begin about 2 days (but can range from 1 to 4 days) after the virus enters the body. That means that you may be able to pass on the flu to someone else before you know you are sick, as well as while you are sick.
743285
Ear infections alone aren't contagious. However, the organisms that increase your risk of getting an ear infection can be contagious, such as those from the common cold and flu. With simple, healthy habits, you can reduce your risk of developing an ear infection.
293699
“You could feel perfect and still be shedding virus,” says Doomun. “But you can significantly reduce the risk of being contagious by waiting to return until you've gone 24 to 36 hours without a fever with no medicines on board.
1344776
Your chance of spreading the flu is significantly reduced if you have been vaccinated. But whether you're vaccinated or not, you can be a carrier of the flu even without symptoms.
128858
One of the common symptoms of a cold or flu is a fever. Fevers are your body's way of defending itself from viruses. Soaking in your hot tub to increase your body's temperature and induce a slight fever can help boost your immune system and stop the cold virus in your nose from reproducing.
111432
People who have any type of flu should stay home until at least 24 hours after their fever has gone away on its own (without the help of fever-reducing medicines).
1461305
Usually there is no fever; in fact, fever and more severe symptoms may indicate that you have the flu rather than a cold. Cold symptoms typically last for about 3 days. At that point the worst is over, but you may feel congested for a week or more.
182862
When Flu Spreads Symptoms can begin about 2 days (but can range from 1 to 4 days) after the virus enters the body. That means that you may be able to pass on the flu to someone else before you know you are sick, as well as while you are sick. Some people can be infected with the flu virus but have no symptoms.
1044401
Typical time it takes for symptoms to show up once you've caught the virus is one to four days. Adults can be contagious from the day before symptoms begin through five to 10 days after the illness starts. From: What Are Your Odds of Getting the Flu?