Why is influenza infectious?

Can you be around someone with the flu?

The flu is a very contagious virus. An infected person often becomes contagious, or capable of spreading the virus to other people, even before they begin to show symptoms. Also, it’s possible to spread flu germs to others for up to seven days after becoming ill.

What disease does influenza cause?

Complications of flu can include bacterial pneumonia, ear infections, sinus infections and worsening of chronic medical conditions, such as congestive heart failure, asthma, or diabetes.

How long is the flu contagious?

Period of Contagiousness

People with flu are most contagious in the first 3-4 days after their illness begins. Some otherwise healthy adults may be able to infect others beginning 1 day before symptoms develop and up to 5 to 7 days after becoming sick.

How influenza is treated?

Usually, you’ll need nothing more than rest and plenty of fluids to treat the flu. But if you have a severe infection or are at higher risk of complications, your doctor may prescribe an antiviral drug to treat the flu.

Does influenza cause persistent infections?

Influenza virus, like most other acute respiratory viruses, typically does not cause long-term latent or persistent infections in humans.

Should I sleep with my wife if she has the flu?

“Avoiding close contact is probably helpful, but not a guarantee,” she said. Sleeping in the same bed will increase your chances of contracting your spouse’s illness but often can’t be avoided, Dr. Thompson said. “You can’t move out of the house.”

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How do you prevent getting the flu when a family member has it?

By practicing a few simple rules at home, you can help keep your family healthy and prevent the flu from spreading.

  1. Get vaccinated. …
  2. Cover coughs and sneezes. …
  3. Avoid touching your eyes, nose, and mouth. …
  4. Wash your hands often. …
  5. Limit contact with family members who are ill. …
  6. Clean your home. …
  7. Practice healthy habits.