<p>The science-fiction film <i>Project Hail Mary </i>sees Ryan Gosling go to space in a state of suspended animation. But does the science suggest that&rsquo;s possible?</p>
Suspended animation refers to a temporary state in which an organism's metabolic processes are slowed down or halted, allowing it to survive extreme conditions or long durations without food or oxygen. This concept is often explored in science fiction but has potential applications in medicine and space travel.
Space travel physiology studies the effects of space environment on the human body, including muscle atrophy, bone density loss, and changes in fluid distribution. Understanding these effects is crucial for developing countermeasures for long-duration space missions.