UAE, June 18 -- From dehydration to pesky red bumps, sitting on an airplane for long hours can wreak havoc to even the best of complexions. Check out the most common problems and what to do about them.

Allergic reaction

Sometimes on-flight, the smallest thing can trigger an angry, red rash that just can't be explained. If you are prone to these kinds of skin reactions, make sure you carry anti-histamine medication. Also, request cold water and ice cubes to press onto the face. Even zinc tablets can be taken before boarding the flight to work as a preventive measure.

Dry, dull skin

Remember always, for longer flights, before your journey, load up on water and vitamin C in order to boost up your immune system. Also, apply little or no m...