Why do I always get sick when travelling?

The Travel Bug: Why You Always Seem to Get Sick When You’re Away From Home

That familiar tickle in your throat. The creeping fatigue. The dreaded stuffy nose. It’s a scenario many travelers know all too well: arriving at your dream destination only to be greeted by a nasty illness. While the allure of adventure is strong, the reality of travel can often involve battling the dreaded “travel bug.” But why does this happen so frequently?

One significant culprit behind this phenomenon is the unique environment presented by modern travel, particularly on airplanes and in crowded public transport. Imagine spending hours in a confined space, breathing recirculated air. While airlines employ sophisticated filtration systems, these can only do so much. Recirculated air, by its very nature, means you’re constantly re-breathing the air exhaled by everyone else on board.

This close proximity to your fellow travelers creates a breeding ground for airborne pathogens. Think about it: each passenger is a potential carrier of a variety of germs, from common cold viruses to more serious infections. As people cough, sneeze, or even simply breathe, they release these tiny particles into the air. In a crowded airplane cabin, train carriage, or bus, these particles can circulate freely, significantly increasing your risk of inhaling them and becoming infected.

It’s not just about airplanes, though. Think about bustling airports, packed train stations, and crowded tourist attractions. These environments are all hubs for the exchange of germs. You’re constantly touching surfaces that have been touched by countless others, and breathing the same air as crowds of people from all corners of the globe.

But the recirculated air and close proximity are only part of the equation. Travel itself can weaken your immune system. Stress from navigating unfamiliar environments, jet lag disrupting your sleep cycle, and changes in your diet can all contribute to a compromised immune defense. When your body is already under stress, it’s more susceptible to catching whatever bugs are floating around.

So, what can you do to protect yourself? While you can’t completely eliminate the risk, you can take steps to minimize your chances of getting sick while traveling:

• Wash your hands frequently: This is the single most effective way to prevent the spread of germs. Carry hand sanitizer and use it often, especially after touching public surfaces.
• Stay hydrated: Drinking plenty of water helps keep your mucous membranes moist, which is your body’s first line of defense against airborne pathogens.
• Get enough sleep: Prioritize sleep before, during, and after your travels to help your immune system stay strong.
• Consider a nasal spray: Some studies suggest that using a saline nasal spray can help to flush out viruses and bacteria from your nasal passages.
• Boost your immune system: Before your trip, focus on eating a healthy diet, getting regular exercise, and taking vitamin supplements like Vitamin C and zinc.
• Wear a mask: Especially in crowded indoor settings, wearing a mask can significantly reduce your exposure to airborne pathogens.

While getting sick while traveling can be a major disappointment, understanding the reasons why it happens can empower you to take proactive steps to protect yourself. By being mindful of your environment and prioritizing your health, you can significantly reduce your risk of catching the travel bug and ensure a healthier, happier journey.