Originally Posted by
brendog
Thankfully, I am fairly immune to jetlag, as I only require one night's sleep to fully adjust. I can also sleep anywhere, regardless of noise levels, which helps immensely.
Unfortunately, my wife, with whom I frequently travel on longer trips, is affected by time changes as little as 5 or 6 hours for several days.
Five or six hours is not a small time change. It's fully 50% of the maximum possible.
You're very lucky, and rare, if you can really adjust that quickly.