Question: What Disease Does Influenza Cause?

Is influenza a serious illness?

Influenza (flu) is a serious disease caused by a virus.

Influenza can make your child feel miserable.

Fever, cough, shaking chills, body aches, and extreme weakness are common symptoms.

Your child can catch influenza from people who cough, sneeze, or even just talk around him or her..

What is difference between Flu A and Flu B?

Unlike type A flu viruses, type B flu is found only in humans. Type B flu may cause a less severe reaction than type A flu virus, but occasionally, type B flu can still be extremely harmful. Influenza type B viruses are not classified by subtype and do not cause pandemics.

How does flu virus enter body?

The flu virus typically enters your body through your nose via droplets from an infected person who sneezes or coughs near you. If a sick person is standing within six feet of you, they’re close enough to spread germs.

How contagious is type A flu?

Most people with flu are contagious for about 1 day before they show symptoms. Older children and adults with flu appear to be most contagious during the initial 3-4 days of their illness but many remain contagious for about 7 days. Infants and people with weakened immune systems can be contagious for even longer.

How serious is influenza A?

Type A influenza infection can be serious and cause widespread outbreaks and disease. Common symptoms of type A infection can be confused with other conditions. While in some milder cases the flu can resolve on its own without significant symptoms, severe cases of type A influenza can be life-threatening.

Does influenza A affect humans?

Influenza Type A viruses can infect people, as well as birds, pigs, horses, and other animals. There are different strains (or subtypes) of influenza type A viruses, two of which circulate among humans: H1N1 and H3N2. These two subtypes are included in the seasonal flu vaccine each year.

Is Flu A or B worse?

In the past, it was thought that infection with influenza A was more severe than infection with influenza B. However, a 2015 study in adults with influenza A and influenza B found they both resulted in similar rates of illness and death.

How long does flu type A last?

For most healthy people, the flu is an uncomfortable but short-term illness that resolves itself as the immune system fights it off. Symptoms usually appear from one to four days after exposure to the virus, and they last five to seven days.

Is Tamiflu worth taking?

If you’re in good health and come down with the flu, you don’t necessarily need Tamiflu or another antiviral medication, because you’ll most likely get better on your own within one to two weeks using self-care strategies, such as resting, getting plenty of fluids, and taking over-the-counter pain relievers for fever, …

Is flu A virus or bacteria?

What is Influenza (Flu)? Flu is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and sometimes the lungs. It can cause mild to severe illness, and at times can lead to death.

How do humans get influenza A?

Most human infections with avian influenza A viruses have occurred following direct or close contact with infected poultry. People who have had contact with infected birds may be given influenza antiviral drugs preventatively.