Workout your abs like an Olympian by following the Dirty Dozen, a workout routine developed for the Olympic hopefuls in the U.S. Army's World Class Athlete Program.
Consuming green smoothies each day can help you meet your daily vegetable requirements. Liquid vegetables are also easier to digest than their raw counterparts, and can be absorbed into your system faster than if you chewed them.
For fast turn-around travel (1-2 days at each time zone), maintain your home time schedule as much as possible. Schedule critical meetings during your peak of alertness - for eastward travel, this means scheduling meetings to occur in the late afternoon or evening of a new local time. Sleep or nap during the new local day.