© 2026
Donate
Play Live Radio
Next Up:
0:00
0:00
0:00 0:00
Available On Air Stations
🎧 We've wrapped up the on-air portion of WDIY's 2026 Spring Fund Drive — but there's still time to make a donation in support of your listening. Click here to give. 💚

Dr. George Knox, Ultra Marathoner

NPR
Published January 4, 2003 at 12:00 AM EST

Dr. George Knox is a 91-year-old psychologist and hypnotherapist in Ohio who also is an ultra marathon runner, competing in races of more than 60 miles. He shares his secrets.

Copyright 2003 NPR