Crewmember in SPACELAB wearing the Acceleration Recording Unit and Collar.

STS058-202-001 (18 Oct.-1 Nov. 1993) --- Astronaut Rhea Seddon, payload commander, spins the Spacelab Life Sciences (SLS-2) rotating chair as payload specialist Martin J. Fettman serves as test subject. The two joined five NASA astronauts for fourteen days of medical research aboard the Earth-orbiting space shuttle Columbia. Photo credit: NASA