Cosmic rays are the largest source of radiation exposure associated with flying, and it may have health impacts on flight crews. A new study suggests that the risk of cancer may be increased, but "may" is the operative word. As for the flying public, there should be no concern. 
Just how easy is it to get sick on a plane? Researchers from Emory University decided to find out, and to identify the factors that determined whether passengers exited the plane with or without an infection. Their findings are surprising, with one big influencer being the seat you were assigned.
Carrie Fisher’s tragic death after last week’s inflight medical emergency is sadly an all too familiar occurrence. Learn how to improve your travel health and safety whenever possible.