Travel stress reaches new heights By Nick Easen for CNN
(CNN) -- As the world's major hubs become bogged down with more security checks and with more travelers returning to the skies, jet stress is being driven to new heights. The once-glamorous world of business travel used to be a down time for executives away from the office -- but those days are gone. With wireless technology and mobile communications, in both airports and hotels, down time is increasingly being used to catch up on work, prepare for meetings or take conference calls. Now anxiety and fatigue is more associated with frequent business trips on crowded planes. There is also greater pressure on executives to perform whilst on the road due to tighter travel budgets. "Airline travel can really mess up your digestive system as well as your sleep patterns," Dr. Hannah Theobald of the British Nutrition Foundation told CNN. Travel stress is such a big issue that Virgin Atlantic is now offering a new remedy -- an in-flight audio meditation program with sounds from m