Jay D. Polk

Dr. Jay D. Polk is a prominent healthcare and medical specialist at NASA, known for his expertise in astronaut health and safety during space missions. He has been instrumental in overseeing the well-being of astronauts, particularly in monitoring their physical condition during extended stays in space. Recently, he addressed concerns about the health of astronauts Nick Hague, Sunita Williams, and Butch Wilmore, emphasizing that their health statuses did not pose any significant risks as they prepared for their return from the International Space Station after an unexpectedly long mission.