Trip planning is exciting, but also entails a lot of work. If traveling out of the country it is prudent to review health needs a few months in advance.
Jet lag and travel fatigue seem to be a small price to pay for the richness of experience traveling to new surroundings. These suggestions should help to maximize the experience.
As you travel there is an occasional call for medical assistance overhead. This is a surprisingly rare event given the number of people that take airplane flights.