Sometimes their hands or knees or shoulders get sore and are hard to move and may become swollen. These people may have arthritis (ar-THRY-tis). Arthritis may be caused by inflammation (in-flah-MAY-shun) of the tissue lining the joints. Some signs of inflammation include redness, heat, pain, and swelling.ometimes their hands or knees or shoulders get sore and are hard to move and may become swollen. These people may have arthritis (ar-THRY-tis). Arthritis may be caused by inflammation (in-flah-MAY-shun) of the tissue lining the joints. Some signs of inflammation include redness, heat, pain, and swelling.
The longest duration flight of all was also perhaps the most encouraging. That's the flight by Valeri Polyakov who spent just over fourteen months in the earlier Russian space station MIR. March 22, 1995: Longest Human Space Adventure Ends | WIRED.
Answer Wiki. The longest spacewalk was performed on March 11, 2001, when STS-102 crew members Susan J. Helms and James S. Vossconducted a full spacewalk, and then returned to the airlock, but remained in their suits ready to exit the airlock again in case the robotics operations ran into problems.