An Egyptian woman who was six months pregnant has died of H1N1 swine flu, five days after being admitted to hospital, a health ministry spokesman said on Sunday.
Developing a seasonal flu vaccine has long challenged scientists, as predicting the strain that will impact the public in any given year involves an educated guessing game.
Germany has detected a highly pathogenic bird flu strain which hit Asia severely but has never been reported in Europe, the World Organization for Animal Health (OIE) said on Thursday.
Getting the flu vaccination is becoming a prerequisite for day care and preschool in some places.
A second, milder wave of flu is hitting the Northeast.
The flu has been particularly bad this year among young and middle-age adults, according to a new report from the Centers for Disease Control and Prevention.
Not all flu viruses are the same. Some are hardy survivors.
People sick with the flu often take medication to alleviate the accompanying fever.