Advertisement

You can stay alert without drinking caffeine - try these science-based tricks the next time you feel tired

You can stay alert without drinking caffeine - try these science-based tricks the next time you feel tired
From Business Insider - January 14, 2018

Step outside.

If you are dragging at work, a quick step into sunshine may be all you need torecharge. Studiesindicate that exposureto blue light during the daya type of visible light thatcomes fromnatural sources like the sun and artificial sources like TVs, laptops, smart phones, and LED lightingimmediately improves alertness and performance.

But to keep us perky during the day, we need more than a softly glowing screen (which may be plenty to keep us wired when we are trying to sleep at night). That's why a dose of sunshine is ideal, while the less-bright lights of indoors are not quite enough to keep you from dozing off at your desk. In a 2014 study, those exposed to special formulations of blue lightreported feeling less tired and had quicker reaction times and fewer lapses of attention during memory tests.

Advertisement

Continue reading at Business Insider »