Flying After you have boarded the plane, get up and walk around every hour or so and drink plenty of water to avoid dehydration. Consume alcohol and food in moderation. Bugs and insects One of the most common insect-borne diseases that travelers catch is malaria. One way to stop the risk of contracting diseases such as malaria is to not get bitten by insects in the first place. Insects tend to bite at dusk, so prepare yourself by ensuring you apply insect repellent well before it starts getting dark.
Insects just love perfume and aftershave.
If you are camping or sleeping out under the stars, cover yourself with a mosquito net while you sleep. Another good, relatively inexpensive way to keep mosquitoes at bay is to buy insect coils for your room. Peel it or Forget it . If you're traveling off the beaten path for long, you'll be lucky not to catch some form of food sickness. Sometimes a change in food and water is all it takes.