Take Control of Your Body’s Clock With the Anti-Jet Lag Calculator

By Jessica Coen on Flygirl, shared by Whitson Gordon to Lifehacker

Long-distance travels are a drain on both your time and money. The fact that such journeys can also seriously mess with your sleep and energy schedule—leaving your brain feeling like a moldy marshmallow—is insult added to injury. But with science, discipline, and math, the biological injustice of jet lag can be tamed.

Source:: Lifehacker