Is it normal to feel sick when traveling?

Temperature changes. Traveling between different climates can confuse our bodies and make us more susceptible to illnesses because our immune systems aren't sure how to react. Your body has to readjust to the new temperature before it can fight off any symptoms coming your way, allowing you to feel sick much faster.



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During Travel
  1. Wash your hands with soap and water. ...
  2. Avoid touching your eyes, nose, or mouth with unwashed hands. ...
  3. Cover your mouth and nose with a tissue or your sleeve (not your hands) when you cough or sneeze.
  4. Avoid contact with people who are sick.


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Many journal articles and reference books related to travel medicine cite that between 22–64% of international travellers become ill during or after travel; however, this information is minimal, outdated and limited by poor generalizability.

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People who do not travel often may get used to movement during a trip lasting several days. Even those who travel often may find that symptoms get better as they are more often exposed to motion. However, people who get anxious before a journey often have worsened symptoms of motion sickness.

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Travel can be a relaxing escape, but it can also be stressful and affect your mental health. Travel-related stress can spark mood changes, depression, and anxiety. Travel can worsen symptoms in people with existing mental illness.

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When you're traveling, it's likely you'll come into contact with many different people, areas, and surfaces. As we mentioned earlier, your immune system may already be weakened from the effects of traveling, making you more susceptible to bacteria and viruses.

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According to the World Health Organization and the CDC, the following are some of the most common health problems associated with travel to developing countries: Traveler's diarrhea (by far the most common risk since it affects up to 80% of international travelers based on the destination) Enterotoxic E. coli diarrhea.

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Common travel-related illnesses include:
  • Diarrheal disease. Most travel-related diarrheal diseases are acquired by consuming contaminated water and food.
  • Hepatitis A. ...
  • Malaria. ...
  • Dengue fever. ...
  • Parasitic infections. ...
  • Tuberculosis. ...
  • Typhoid fever. ...
  • Yellow fever.


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Over-the-counter medicines
  • Diarrhea medicine (Imodium or Pepto-Bismol)
  • Antacid.
  • Antihistamine.
  • Motion sickness medicine.
  • Cough drops, cough suppressant, or expectorant.
  • Decongestant.
  • Pain and fever medicine (acetaminophen, aspirin, or ibuprofen)
  • Mild laxative.


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Jet lag symptoms usually occur within a day or two after traveling across at least two time zones. Symptoms are likely to be worse or last longer the farther you travel. This is especially true if you fly east. It usually takes about a day to recover for each time zone crossed.

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A weakened immune system “When you travel,” says Dr. Oza, “your usual routines are disrupted. You may not be sleeping as well as you do at home, and your eating habits change when you're away. You may be staying up later, consuming more alcohol and getting less exercise than usual.

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Although being on vacation may help to relieve stress and improve mood, the positive effects may not always last on returning home. People may experience emotional discomfort, nostalgia, or an increase in stress when returning to their regular routine, work, or studies.

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The main aspect of in-flight health that most of us will encounter is tiredness and changes to circadian rhythms. Flying often involves getting up at unsociable hours, inadequate sleep and messing up the body clock — all of which leave us more susceptible to being hit nastily by any bugs that may be floating about.

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It's a new landscape, a foreign language, a different culture and new people. You'll never be more exposed to new things. As a result, you'll have to adapt to your new surroundings. This will broaden your perceptions and force you to become more open-minded.

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