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.
The previous record was nine days. He has also made the first solo balloon trip around the world. He also has the longest non-stop, non-refuel solo plane flight, lingering in the air for 76 hours and 45 minutes (also a circumnavigation snuck in there...) Steve Fossett has a lot of free time on his hands.