Learn more about the symptoms, causes and types of flu in this detailed article. Get quick tips on measures of prevention and more.

Influenza A is further divided into subtypes. You may have heard of H1N1 or H3N2 – those are the two dominant types of influenza A circulating right now, according to the CDC.

Influenza A and B are the most common types of flu in humans. Here, learn about the differences between influenza A and B, including symptoms and treatments.

What is the difference between flu A and flu B? Experts on the symptoms What to know about the major flu types as respiratory virus season rages on.

In the United States, flu shots are updated annually to include multiple types of influenza A and B viruses; scientists pick strains of the viruses expected to be dominant that year.

Influenza A is further divided into subtypes. You may have heard of H1N1 or H3N2 – those are the two dominant types of influenza A circulating right now, according to the CDC.

I am writing as a pediatrician and pediatric cardiologist who trained at Children’s Memorial Hospital (now Lurie Children’s), ...

New versions of the H5N1 virus are increasingly adept at spreading. Suggestions to either let it rip in poultry or vaccinate the birds could backfire.

“Influenza B can be severe as well, but influenza A is the dominant version of influenza infecting people right now.” The flu season feels worse than normal this year. Is it?

Both types spread the same way, cause similar symptoms, and are most dangerous for babies and the elderly. The flu vaccine is formulated to protect against both types. The dominance of influenza A ...

Influenza A is further divided into subtypes. You may have heard of H1N1 or H3N2 – those are the two dominant types of influenza A circulating right now, according to the CDC.