Both influenza A and B infections typically manifest the same broad symptoms, although they can vary case by case. Only testing by a doctor can reveal which type a patient has contracted.

Influenza A is the most common, followed by influenza B. Both are highly contagious and have similar symptoms, including fever, chills, and body aches. Influenza, also known as the flu ...

But what does it mean to have a flu A or flu B season? Do these types of flu have different symptoms? And does one cause more severe illness than the other? Experts have been studying influenza ...

It is caused by influenza viruses. Symptoms of mild flu infections can ... Flu viruses are categorized into four types: A, B, C and D. Types A and B are the most harmful to humans and cause ...

The infections include Respiratory Syncytial Virus, Influenza A, better known as swine flu, and influenza B types.

The flu virus is lingering in Arizona and the season has been vicious. Pediatric flu deaths reached the highest level in ...

Influenza type C differs from types A and B in some important ways. Type C infection usually causes either a very mild respiratory illness or no symptoms at all; it does not cause epidemics and ...

In the present study significant rises in antibody titers for the influenza B viruses were demonstrated only in the blood of persons who had characteristic symptoms of infection. Identical results ...