NASA is gearing up for the SpaceX Crew-12 mission to the International Space Station for a lengthy research expedition. Among the primary focuses of this mission are investigations into how astronauts’ bodies adapt to the effects of microgravity in space. One of the key studies planned is examining the subtle changes in blood flow among crew members.
This research, overseen by NASA’s Human Research Program, involves astronauts conducting ultrasounds of their blood vessels to analyze how circulation is affected by the space environment. Additionally, the crew will engage in simulated lunar landings to study disorientation during gravitational transitions. The outcomes of these experiments will aid NASA in preparing for longer space missions and eventual journeys to distant celestial bodies.
A notable study within this mission is the Venous Flow project, which aims to assess the potential risk of blood clot formation among astronauts spending extended periods in space. The weightless conditions in space can cause bodily fluids to shift upwards, possibly impacting circulation and increasing the likelihood of blood clots. Understanding these dynamics is crucial for ensuring the health and safety of astronauts on future missions to the Moon and Mars. Dr. Jason Lytle, a physiologist at NASA’s Johnson Space Center in Houston, is leading this study, which involves preflight and postflight MRIs, ultrasound scans, blood tests, and blood pressure monitoring. Crew members will collect their own jugular vein ultrasounds, record blood pressure readings, and provide blood samples for analysis upon their return to Earth.
Original Source: NASA