Why do people get diarrhea on cruises?

You can get norovirus from an infected person, from contaminated food or water, or by touching contaminated surfaces. 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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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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Respiratory Illnesses. Respiratory illnesses are the most common medical complaint on cruise ships.

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Studies have shown that quick application of hand sanitizers does not kill the norovirus. It takes about 30 seconds of hard rubbing with hot water and soap to kill it. The cause of most cruise line norovirus outbreaks is contaminated food or water. The way it spreads is through physical contact.

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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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In 2023, a decade-high number of cruise ships have reported an unwelcome passenger on board: norovirus. Outbreaks of the stomach bug have surged on cruise ships this year, reaching the highest levels seen in 10 years.

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Among the bacterial pathogens that cause respiratory infections on cruise ships, the most common infections reported have been due to Legionella species (Fig. 2).

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Cruise ships in particular have many of the conditions that make people susceptible to norovirus—close quarters, enclosed spaces, communal dining, and high turnover of passengers. “The virus is often associated with cruise travel simply because health officials are required to track illnesses on ships,” Shah said.

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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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Most cases of TD are the result of bacterial infection and are short-lived and self-limited. In addition to immunosuppression and sequential infection with diarrheal pathogens, ongoing infection with protozoan parasites can cause prolonged diarrheal symptoms.

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Seek medical attention if you have bloody diarrhea, high fever, persistent vomiting, severe abdominal pain, profuse sweating, or signs of dehydration.

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Drink canned fruit juices, weak tea, clear soup, decaffeinated soda or sports drinks to replace lost fluids and minerals. Later, as your diarrhea improves, try a diet of easy-to-eat complex carbohydrates, such as salted crackers, bland cereals, bananas, applesauce, dry toast or bread, rice, potatoes, and plain noodles.

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After you return home from a cruise, it's normal to feel like you're still at sea for a short time. You may lay down to sleep or stand in the shower and feel like the floor is moving and your body is swaying, rocking and bobbing. Within a day or so, your land legs likely will return and the symptoms will disappear.

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One of the biggest misconceptions about cruise ships is that they're germ incubators—that you can't escape. But the likelihood of catching a stomach bug on a seven-day voyage is less than 1 percent—which is about a third the risk of getting infected in your day-to-day life back home, says Dr.

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Chewing on ginger or sipping ginger ale is a common approach, but you could also try some classic aromatherapy. Scents like peppermint and lavender can calm your senses and encourage important deep breathing when feeling nauseated.

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The most recent norovirus outbreak occurred on a Viking Cruises voyage from Iceland that docked in New York City on June 20. About 13% of passengers and several crew members fell ill on board.

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