Question: What Is Flu A And Flu B?

What is the 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..

What does influenza A do?

Influenza is a viral infection that attacks your respiratory system — your nose, throat and lungs. Influenza is commonly called the flu, but it’s not the same as stomach “flu” viruses that cause diarrhea and vomiting.

How contagious is the flu type B?

Similar to type A, influenza B is also highly contagious and can have dangerous effects on your health in more severe cases. However, this form can only be spread from human to human. Type B influenza can cause seasonal outbreaks and can be transferred throughout the year.

How long does influenza A last 2020?

How Long Does It Last? Most symptoms get better after about 5 days. But sometimes they can last for a week or more. Even if your fever and aches are gone, you can still feel drained for a few weeks.

How long is flu contagious after Tamiflu?

You are still contagious on Tamiflu. The flu is contagious about one day before symptoms begin and up to a week after symptoms start.

How serious is type A flu?

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.

What flu is going around 2020?

Influenza B Strain Dominating Early in the 2020 Flu Season.

How long does flu B last?

Symptoms usually appear from one to four days after exposure to the virus, and they last five to seven days. For people who’ve had a flu shot, the symptoms may last a shorter amount of time, or be less severe. For other people, the symptoms may last longer. Even when symptoms resolve, you may continue to feel fatigued.

How do you catch type A flu?

Both influenza A and influenza B are extremely contagious. People who get either type can spread the virus to others from up to six feet away when they cough or sneeze. You can also contract the virus by touching a surface that has the virus on it and then touching your nose or mouth.

Is Flu A or B worse?

Influenza type A and type B are similar, but type A is overall more prevalent, sometimes more severe, and can cause flu epidemics and pandemics.

How is flu B treated?

Several over-the-counter medications can help ease the symptoms of influenza. These are available from drug stores. In severe cases, a doctor may prescribe a course of antiviral drugs. Oseltamivir (Tamiflu) and zanamivir (Relenza) are drugs that doctors may use to treat type A or type B influenza.

Can you get Influenza A and Influenza B at the same time?

It is possible to get the flu twice during the same flu season. Since there are two types of flu strains – influenza A and influenza B – if you get influenza A, you can also get influenza B.

How long am I contagious with influenza A?

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.

Does the flu shot cover influenza B?

Flu shots protect against three or four strains of flu virus. Trivalent flu vaccines protect against two influenza A strains — H1N1 and H3N2 — and one influenza B strain.

Is flu B contagious without fever?

Stay away from others as much as possible to keep from making others sick. Continue to cover coughs and sneezes and wash hands even after you return to work. It is important to know that even if you don’t have a fever, you may have flu and be contagious if you get flu symptoms.