Switch to a digital radio and, after a lag of less than two seconds as the digital signal takes over, WETA's music wafts through so clearly that when the DJ stops speaking, one suspects the radio has been turned off.
While most researchers agree that light exposure and melatonin can help reduce the symptoms of jet lag after arriving at your destination, not everyone thinks it makes sense to switch sleep schedules before a trip, which can cut into social time with family and friends.