Add Yahoo as a preferred source to see more of our stories on Google. WASHINGTON — The flu is spreading rapidly across much of the United States this winter. Doctors say the flu can make people feel ...

Age, genetics, and environmental factors like poor ventilation and strong odors, like cigarette smoke, all play a role in the ...

This time of year is prime season for these fast-spreading illnesses.

An outbreak on a Regent Seven Seas Cruise Ship that departed from Miami to Honolulu resulted in 27 people getting sick, the Centers for Disease Control said. The CDC said the cruise line has since ...

WASHINGTON — The flu is spreading rapidly across much of the United States this winter. Doctors say the flu can make people feel very sick and that symptoms often show up suddenly after someone is ...