It’s been proven that taking regular holidays is a stress busting health booster, but it seems the way we travel to those holidays isn’t quite as healthy. In fact, flying can be downright bad for you. It’s already been proven by the Association of Flight Attendants that people who have careers in the aviation industry are more at risk of dying from cancer, and now it’s become apparent why.
According to physicist Robert Parish, when you reach the average cruising
altitude of 39,000 feet in a plane you are subject to 64 times more radiation
than at sea level due to cosmic rays, which over time can seriously affect your
wellbeing.
Well not sure how true all this is ...lol... don't shot me if it's all crap!