From good.is: New device stops jetlag.

From the land of ice and snow comes a new device that harnesses the sun’s positive rays to combat the infamous symptoms of transcontinental jet lag. Finnish startup Valkee, known for its products targeting seasonal affective disorder (SAD), which affects over 9.5% percent of Finland’s population, recently launched a new device called the Human Charger that just might revolutionize travel. A bright light-emitting headset run via app, the Human Charger is able to “coordinate” environmental and situational factors between pre-and-post-travel routines, and, according to the Aerospace Medical Association, significantly improve a traveler’s jet lag. [continue]

That sounds promising. But now I have the Immigrant Song stuck in my head.