For a variety of reasons, I flew SXM-PHL-SFO-KIX-SIN-AKL-NAN over about 72hrs. It became surreal and difficult to adjust once I got to Fiji. I also felt ridiculous because I did all that only to realize I'd merely left one island to be on another.
Last week, I flew SXM-HND for four days. Went back to MIA for two and then backtracked to LAS. My sleep is still a little off