Jet lag can put the biggest damper on your post-vacation mojo: you return home fully relaxed … and then you can’t sleep. Or you can’t stop sleeping. And depending on how long you were away, it may take a week to really get back on track with your sleep schedule.

We all know jet lag-fighting tips like napping on the plane or beginning to tweak your sleeping hours a few days before coming home. Some of the fanciest new commercial airplanes have special light features that change automatically depending on the time zone. But Finnish company Valkee decided these attempts may not be cutting it — so they are bringing us the Human Charger.  [Click on to read more…]