Important Reminder:The Foursquare City Guide app officially sunset on December 15, 2024, with the web version following in early 2025. However, your check-in journey doesn’t end here! Join us on Swarm, where new adventures await.
By knowing our internal biological time, and being able to control it, we can improve our performance, health and safety. We can minimize jet lag and bring back those lost days
"At Timeshifter jet lag calculator, we are leading the way in making all of this possible. We are integrating circadian science into our everyday lives."