Should Americans be worried about norovirus on cruise ships?

In the U.S., the risk of getting norovirus each year is about 1 in 15; a cruise passenger has about a 1 in 5,500 risk of getting laboratory-confirmed norovirus during a shipboard outbreak.



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“The virus is often associated with cruise travel simply because health officials are required to track illnesses on ships,” Shah said. “The CDC estimates only about 1% of annual U.S. norovirus cases happen on cruise ships.

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There have already been an unlucky 13 recorded norovirus outbreaks on cruise ships under U.S. jurisdiction so far in 2023. That's the highest tally in 10-years, ever since 16 such outbreaks occurred in 2012, according to the Centers for Disease Control and Prevention (CDC) Vessel Sanitation Program.

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Get browser notifications for breaking news, live events, and exclusive reporting. In May, two outbreaks were reported on voyages led by Celebrity Cruises and Holland America. In March, Celebrity Cruises reported two norovirus outbreaks, as did Royal Caribbean International and Princess Cruises.

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Norovirus outbreaks on cruise ships surge after years of decline. Halfway through the year, there are already more confirmed outbreaks in 2023 than there have been since 2012. Data for 2023 is through the end of June.

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Respiratory Illnesses. Respiratory illnesses are the most common medical complaint on cruise ships.

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More than 300 sickened on Ruby Princess cruise ship, CDC says. Hundreds of passengers and crew members fell ill while on board a Princess Cruises ship, the Centers for Disease Control and Prevention said. In total, 284 of 2,881 passengers on the Ruby Princess reported being sick during the voyage between Feb.

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Cruise ships are often associated with norovirus because of the enclosed spaces, close living quarters, communal dining and high turnover of passengers, experts note. That said, outbreaks of acute gastrointestinal illnesses are relatively infrequent on cruise ships compared to settings on land, the CDC notes.

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How Common is it to Get Sick on a Cruise? 15% of people have reported feeling seasick while onboard. In our experience we can add an other 10% of passengers that will suffer from other illness, such as colds, flu and hangovers.

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The virus causes your stomach or intestines or both to get inflamed (acute gastroenteritis). This leads you to have stomach pain, nausea, and diarrhea and to throw up.

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If you're worried about seasickness, pick a cabin that's as close to the water level as possible and in the center of the ship. You'll be at the ship's fulcrum point, which means you'll feel less movement than people on higher decks with cabins far forward or all the way at the back.

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Cabins at the Front of the Ship This is because the front of the ship is more exposed to the movement of the water as they plough through the rough seas. If you're prone to seasickness, it's best to avoid cabins at the front of the ship.

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How Not to Get Sick on a Cruise
  1. See a travel medicine specialist before your trip. ...
  2. Pack your own hand sanitizer and travel-size disinfectant. ...
  3. Avoid common serving utensils. ...
  4. No sharing. ...
  5. Wash your hands obsessively. ...
  6. Eat your foods cooked. ...
  7. Skip unpasteurized foods. ...
  8. Use your own restroom.


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There isn't a cure for norovirus. Treatment for the infection focuses on relieving your symptoms, which will go away in one to three days. You can manage your symptoms by: Drinking plenty of liquids, especially liquids that contain electrolytes.

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