This year’s doses protect against three strains of influenza, including two types of influenza A and one type of influenza B.

The main strains of influenza virus circulating now are similar to those that caused the severe outbreaks last season.

The CDC forecasts that this virus season will result in a similar level of hospitalizations as last season, though flu may have a more moderate ...

Oceania Cruises’ Oceania Insignia reports 74 sick passengers and one crew member during 10-day Caribbean itinerary.

As fewer children get their flu shots, cases of a rare, severe complication are rising. Last season, the U.S. experienced the ...

Royal Caribbean International's Serenade of the Seas reported a norovirus outbreak affecting nearly 100 passengers and crew members, marking the 19th cruise ship outbreak this year.

A norovirus outbreak has sickened at least 75 people aboard the Oceania Cruises ship the Oceania Insignia, the Centers for ...

The Centers for Disease Control and Prevention has issued its annual recommendations on the flu vaccine. The agency suggests that everyone 6 months and older should be vaccinated for influenza each ...

Cruise ships are seeing a record year for outbreaks of gastrointestinal illnesses. So far, there have been 20 outbreaks on the vessels, mostly of norovirus, according to the Centers for Disease ...

The CDC says at least 94 passengers and four crew members aboard Royal Caribbean’s Serenade of the Seas battled norovirus, commonly referred to as the stomach flu, during their voyage. NBC’s Marissa ...

In the Southern Hemisphere, the adjusted flu vaccine effectiveness rates against outpatient visits and hospitalizations were 50.4% and 49.7%. Only 21.3% of flu outpatients and 15.9% of hospitalized ...

An annual conference about infectious diseases is seeing a dramatic attendance decline, in part because Centers for Disease ...