Life in Space May Take Toll on Spinal Muscles

TUESDAY, Jan. 15, 2019 -- Astronauts tend to complain of back pain after returning to Earth. Now, researchers think they can explain that discomfort.

Long stays in space can cause spinal muscles to shrink and become more fatty, they found.

Computer-Brain Link Helps 'Locked In' People Chat, Surf Web

WEDNESDAY, Nov. 21, 2018 -- Writing an e-mail. Sending a text message. Surfing the internet.

These are activities taken for granted by most, but denied to paralyzed people who've lost the use of their arms and hands.