Orbital Nausea: Surviving Space Adaptation Syndrome

What actually happens to the highly trained, physically perfect human body during its first 48 hours in the weightlessness of orbit? Before astronauts can marvel at the cosmos, the vast majority must endure the debilitating, agonizing reality of Space Adaptation Syndrome (SAS), often referred to simply as "e;space sickness."e;Without gravity anchoring the body's internal systems, two catastrophic ...