Air heads

时间:2019-03-07 07:02:03166网络整理admin

By Hazel Muir GLOBETROTTING across several time zones on long-haul flights impairs memory and reaction times by shrinking part of the brain. This might mean that airlines should allow their crews at least 10 days to recover from jet lag before they work on another long-haul flight, says the scientist who discovered the effect. Last year, a team led by Kwangwook Cho of the University of Bristol found that airline crew who often travel across many time zones have high levels of the stress hormone cortisol,