Flu activity remains "very high" in most states, the Centers for Disease Control said this week, as illnesses, emergency room ...

Most rhinovirus cases are mild but can cause more serious illnesses like asthma attacks, pneumonia or bronchitis. Cases are on the rise, with most cases in children under 5 ...

According to the latest flu numbers released by the Centers for Disease Control and Prevention on Friday, there's a surge in ...

Avian flu has hit farms nationwide, led to the slaughter of millions of birds and driven up egg prices, though officials say no cases have been detected among humans in New York.