Why do I get sick every time I go on a cruise?

Why Succumbing to Illness on Cruises: Understanding the Compromising Factors

Cruises offer a captivating escape from the mundane, promising relaxation, exploration, and a taste of exotic destinations. However, for some, these journeys can be marred by an unwelcome companion: illness. This puzzling phenomenon can be attributed to several factors inherent to the shipboard environment.

The Recycled Air Dilemma

Cruise ships rely heavily on recycled air systems to maintain a comfortable atmosphere within the enclosed spaces. While this method ensures optimal temperature and humidity levels, it can also lead to a build-up of stale air. This recycled air can harbor airborne pathogens, such as viruses and bacteria, which can easily spread among passengers in close quarters.

Reduced Humidity Levels

The air on cruise ships is often drier than in most other environments. This is due to the constant use of air conditioning, which removes moisture from the air. Dry air weakens the natural defenses of the respiratory system, making it more susceptible to pathogens. The mucus membranes that line the nose and throat, which act as the body’s first line of defense, become less effective in trapping and filtering out germs.

Close Proximity to Others

Cruise ships accommodate a large number of passengers in relatively confined spaces. This close proximity increases the chances of coming into contact with others who may be carrying illnesses. When someone coughs or sneezes, respiratory droplets containing pathogens can travel through the air and be inhaled by those nearby. In crowded spaces like cruise ship dining halls, bars, and theaters, the risk of transmission is heightened.

Weakened Immune Systems

The combination of recycled air, dry air, and close proximity to others creates a perfect storm for compromising the immune system. When the body’s natural defenses are weakened, it becomes more susceptible to infections. Factors such as stress, sleep deprivation, and dietary changes common to cruising can further contribute to the weakening of the immune system.

Prevention Strategies

To minimize the likelihood of getting sick on a cruise, several preventive measures can be taken:

• Choose itineraries wisely: Consider avoiding cruises during peak season or when respiratory illnesses are prevalent.
• Book an outside cabin with a balcony: This provides access to fresh air and reduces the reliance on recycled air.
• Wash your hands frequently: Use soap and water for at least 20 seconds, especially after using public spaces and before eating.
• Cover your coughs and sneezes: Use a tissue or your elbow to prevent the spread of germs.
• Get enough sleep and maintain a healthy diet: These measures strengthen the immune system and make it more resilient to infections.

By understanding the reasons behind the increased risk of illness on cruises and taking appropriate precautions, you can embark on your cruise adventure with confidence, knowing that you are taking steps to stay healthy and enjoy every moment of your well-deserved vacation.