María Casanova

The Karolinska Institute has awarded the Nobel Prize in Medicine or Physiology to Mary E. Brunkow, Fred Ramsdell and Shimon Sakaguchi for describing how the immune system is regulated so as not to harm us. His groundbreaking discoveries on peripheral immune tolerance have spurred the development of new treatments for cancer and autoimmune diseases.

If you're traveling to –or from– distant lands, this brief guide can help you minimize the effects of the time difference, the feared jet lag, so you can enjoy your vacation more (or go back to the routine less harshly).