JetSync: Travel & Recovery

Most jet lag apps give you a schedule. JetSync shows you the clock it's moving. Every protocol is computed from circadian phase-response curves, the same model used in chronobiology labs, and calibrated to your chronotype, your direction of travel, and the real hour-by-hour offset between your body and your destination. You see it as a phase curve: your internal clock, the target, and how far apart they are today. IT EXPLAINS ITSELF Flying far enough east that advancing your clock would take two weeks? JetSync tells you it's delaying instead, and why. Crossing a daylight-saving change mid-trip? It's already in the math. Every plan comes with a "Why this plan" card showing the decision and the research behind it. BUILT ON PEER-REVIEWED RESEARCH • Eastman & Burgess (2009): direction-specific light and melatonin timing • Burgess, Revell, et al. (2010): 0.5 mg melatonin as chronobiotic, not…